QA catalogue for analysing library data

Completeness

Which fields and subfields occur how often in which records? Completeness is the degree to which the catalogue records contain all data elements defined in the metadata schema (including the locally defined data elements)

by document types: all · Books · Continuing Resources · Music · Maps · Visual Materials · Mixed Materials · Computer Files

number of records: 2,181,474

Field groups

Fields		fields	pos./subf.	count	%
Fields defined in MARC21
00X	Control Fields	3	79	2,181,474	100.00
01X-09X	Numbers and Code	37	180	2,168,310	99.40
1XX	Main Entry	4	52	682,827	31.30
20X-24X	Title	8	67	2,180,432	99.95
25X-28X	Edition, Imprint	8	36	1,987,773	91.12
3XX	Physical Description	19	94	1,777,890	81.50
4XX	Series Statement	1	5	448,058	20.54
5XX	Note	41	191	689,059	31.59
6XX	Subject Access	12	138	930,753	42.67
70X-75X	Added Entry	10	98	1,098,583	50.36
76X-78X	Linking Entry	13	137	399,261	18.30
80X-83X	Series Added Entry	3	30	1,377	0.06
841-88X	Holdings, Location, Alternate Graphics	7	72	506,796	23.23
Holdings	MARC Holdings tags	1	6	803	0.04
Fields defined in extensions of MARC
OCLC	OCLCMARC tags	1	3	853,332	39.12
KBR	Locally defined tags of the Royal Library of Belgium	1	9	1,672,109	76.65
unknown	unknown origin	8	29	641	0.03
Total number of data elements		177	1,226

Fields

		records		occurences
		count	%	count	min	max	⌀	σ
00X: Control Fields
Leader
00	Record length	2,181,474	100.00	2,181,474	1
05	Record status	2,181,474	100.00	2,181,474	1
06	Type of record	2,181,474	100.00	2,181,474	1
07	Bibliographic level	2,181,474	100.00	2,181,474	1
08	Type of control	2,181,474	100.00	2,181,474	1
09	Character coding scheme	2,181,474	100.00	2,181,474	1
10	Indicator count	2,181,474	100.00	2,181,474	1
11	Subfield code count	2,181,474	100.00	2,181,474	1
12	Base address of data	2,181,474	100.00	2,181,474	1
17	Encoding level	2,181,474	100.00	2,181,474	1
18	Descriptive cataloging form	2,181,474	100.00	2,181,474	1
19	Multipart resource record level	2,181,474	100.00	2,181,474	1
20	Length of the length-of-field portion	2,181,474	100.00	2,181,474	1
21	Length of the starting-character-position portion	2,181,474	100.00	2,181,474	1
22	Length of the implementation-defined portion	2,181,474	100.00	2,181,474	1
23	Undefined	2,181,474	100.00	2,181,474	1
001 — Control Number		2,181,474	100.00	2,181,474	1
003 — Control Number Identifier		426	0.02	426	1
005 — Date and Time of Latest Transaction		403,578	18.50	403,578	1
006 — Additional Material Characteristics
All Materials
00	Form of material	25,369	1.16	25,369	1
Books
01	Illustrations	25,369	1.16	25,369	1
05	Target audience	25,369	1.16	25,369	1
06	Form of item	25,369	1.16	25,369	1
07	Nature of contents	25,369	1.16	25,369	1
11	Government publication	25,368	1.16	25,368	1
12	Conference publication	111	0.01	111	1
13	Festschrift	111	0.01	111	1
14	Index	111	0.01	111	1
16	Literary form	111	0.01	111	1
17	Biography	103	0.00	103	1
007 — Physical Description
Common
00	Category of material	267,415	12.26	293,434	1	2	1.05	0.00
Electronic resource
01	Specific material designation	56,867	2.61	82,120	1	2	1.35	0.00
03	Color	25,348	1.16	25,348	1
04	Dimensions	25,348	1.16	25,348	1
05	Sound	25,348	1.16	25,348	1
06	Image bit depth	25,348	1.16	25,348	1
09	File formats	25,348	1.16	25,348	1
10	Quality assurance targets	25,348	1.16	25,348	1
11	Antecedent/source	25,348	1.16	25,348	1
12	Level of compression	25,348	1.16	25,348	1
13	Reformatting quality	25,348	1.16	25,348	1
Map
01	Specific material designation	2	0.00	2	1
Notated music
01	Specific material designation	98	0.00	98	1
Nonprojected graphic
01	Specific material designation	18,591	0.85	18,591	1
Sound recording
01	Specific material designation	218	0.01	218	1	2	1.00	0.00
03	Speed	4	0.00	4	1
04	Configuration of playback channels	4	0.00	4	1
05	Groove width/groove pitch	4	0.00	4	1
06	Dimensions	4	0.00	4	1
07	Tape width	4	0.00	4	1
08	Tape configuration	4	0.00	4	1
09	Kind of disc, cylinder, or tape	4	0.00	4	1
10	Kind of material	4	0.00	4	1
11	Kind of cutting	4	0.00	4	1
12	Special playback characteristics	4	0.00	4	1
13	Original capture and storage technique	4	0.00	4	1
Text
01	Specific material designation	192,401	8.82	192,403	1	2	1.00	0.00
Videorecording
01	Specific material designation	2	0.00	2	1
03	Color	2	0.00	2	1
04	Videorecording format	2	0.00	2	1
05	Sound on medium or separate	2	0.00	2	1
06	Medium for sound	2	0.00	2	1
07	Dimensions	2	0.00	2	1
08	Configuration of playback channels	2	0.00	2	1
008 — General Information
All Materials
00	Date entered on file	2,149,202	98.52	2,149,202	1
06	Type of date/Publication status	2,145,549	98.35	2,145,549	1
07	Date 1	2,145,549	98.35	2,145,549	1
11	Date 2	2,145,549	98.35	2,145,549	1
15	Place of publication, production, or execution	2,145,545	98.35	2,145,545	1
35	Language	2,133,698	97.81	2,133,698	1
38	Modified record	2,133,666	97.81	2,133,666	1
39	Cataloging source	2,133,606	97.81	2,133,606	1
Books
18	Illustrations	2,145,545	98.35	2,145,545	1
22	Target audience	2,145,542	98.35	2,145,542	1
23	Form of item	2,145,542	98.35	2,145,542	1
24	Nature of contents	2,133,754	97.81	2,133,754	1
28	Government publication	2,133,754	97.81	2,133,754	1
29	Conference publication	2,133,754	97.81	2,133,754	1
30	Festschrift	2,133,753	97.81	2,133,753	1
31	Index	2,133,753	97.81	2,133,753	1
33	Literary form	2,133,753	97.81	2,133,753	1
34	Biography	2,133,753	97.81	2,133,753	1
01X-09X: Numbers and Code
010 — Library of Congress Control Number		3,432	0.16	3,432	1
$#	number/occurrence of field (in KBR version)	932	0.04	932	1
$a	LC control number	3,431	0.16	3,431	1
$b	NUCMC control number	3	0.00	3	1
$z	Canceled/invalid LC control number	9	0.00	11	1	2	1.17	0.07
013 — Patent Control Information		11	0.00	12	1	2	1.03	0.03
$#	number/occurrence of field (in KBR version)	10	0.00	10	1
$a	Number	11	0.00	12	1	2	1.03	0.03
$b	Country	5	0.00	6	1	2	1.05	0.04
015 — National Bibliography Number		466	0.02	467	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	462	0.02	463	1	2	1.00	0.00
$a	National bibliography number	466	0.02	467	1	2	1.00	0.00
$2	Source	458	0.02	459	1	2	1.00	0.00
016 — National Bibliographic Agency Control Number		418	0.02	422	1	2	1.01	0.00
$ind1	National bibliographic agency	418	0.02	422	1	2	1.01	0.00
$#	number/occurrence of field (in KBR version)	417	0.02	421	1	2	1.01	0.00
$a	Record control number	418	0.02	422	1	2	1.01	0.00
$2	Source	415	0.02	418	1	2	1.01	0.00
017 — Copyright or Legal Deposit Number		334,726	15.34	343,039	1	254	1.02	0.00
$ind1		3	0.00	3	1
$ind2	Display constant controller	334,726	15.34	343,039	1	254	1.02	0.00
$#	number/occurrence of field (in KBR version)	130,928	6.00	132,435	1	45	1.01	0.00
$@	Language of field (in KBR version)	2	0.00	3	1	2	1.50	0.35
$a	Copyright or legal deposit number	331,948	15.22	340,300	1	254	1.02	0.00
$b	Assigning agency	53,078	2.43	53,115	1	16	1.00	0.00
$i	Display text	6	0.00	14	2	3	2.33	0.12
$z	Canceled/invalid copyright or legal deposit number	816	0.04	827	1	4	1.01	0.00
$6	Linkage	10	0.00	36	2	6	3.60	0.33
020 — International Standard Book Number		829,940	38.04	864,352	1	200	1.04	0.00
$#	number/occurrence of field (in KBR version)	202,056	9.26	208,432	1	84	1.03	0.00
$@	Language of field (in KBR version)	3	0.00	4	1	2	1.33	0.25
$a	International Standard Book Number	538,725	24.70	561,509	1	100	1.04	0.00
$c	Terms of availability	508,652	23.32	511,739	1	63	1.01	0.00
$q	Qualifying information	37,130	1.70	40,977	1	84	1.10	0.00
$z	Canceled/invalid ISBN	5,560	0.25	6,277	1	100	1.13	0.02
$6	Linkage	102	0.00	294	1	25	2.88	0.33
022 — International Standard Serial Number		6,998	0.32	7,095	1	49	1.00	0.00
$ind1	Level of international interest	6,998	0.32	7,095	1	49	1.00	0.00
$#	number/occurrence of field (in KBR version)	3,455	0.16	3,466	1	4	1.01	0.00
$a	International Standard Serial Number	6,924	0.32	7,009	1	49	1.00	0.00
$l		48	0.00	48	1
$y	Incorrect ISSN	89	0.00	90	1	2	1.01	0.00
$z	Canceled ISSN	2	0.00	2	1
024 — Other Standard Identifier		20,562	0.94	20,639	1	11	1.01	0.00
$ind1	Type of standard number or code	20,562	0.94	20,639	1	11	1.01	0.00
$ind2	Difference indicator	20,562	0.94	20,639	1	11	1.01	0.00
$#	number/occurrence of field (in KBR version)	4,752	0.22	4,769	1	4	1.01	0.00
$a	Standard number or code	20,541	0.94	20,618	1	11	1.00	0.00
$c	Terms of availability	56	0.00	56	1	11	1.00	0.00
$d	Additional codes following the standard number or code	13	0.00	13	1
$q	Qualifying information	10	0.00	11	1	4	1.54	0.10
$z	Canceled/invalid standard number or code	16	0.00	16	1	3	1.13	0.01
$2	Source of number or code	10	0.00	10	1
026 — Fingerprint Identifier		1,520	0.07	1,521	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	171	0.01	171	1
$a	First and second groups of characters	1	0.00	1	1
$b	Third and fourth groups of characters	1	0.00	1	1
$c	Date	1,506	0.07	1,507	1	2	1.00	0.00
$e	Unparsed fingerprint	1,519	0.07	1,520	1	2	1.00	0.00
028 — Publisher or Distributor Number		623	0.03	682	1	21	1.54	0.00
$ind1	Type of number	623	0.03	682	1	21	1.54	0.00
$ind2	Note/added entry controller	623	0.03	682	1	21	1.54	0.00
$#	number/occurrence of field (in KBR version)	322	0.01	380	1	21	1.72	0.00
$a	Publisher or distributor number	550	0.03	609	1	21	1.54	0.00
$b	Source	135	0.01	136	1	3	1.00	0.00
031 — Musical Incipits Information		1	0.00	5	1	19	2.58	0.09
$a	Number of work	1	0.00	5	1	19	2.65	0.09
$b	Number of movement	1	0.00	5	1	19	2.49	0.14
$c	Number of excerpt	1	0.00	5	1	19	2.49	0.14
$d	Caption or heading	1	0.00	5	1	19	2.72	0.11
$e	Role	1	0.00	1	1	2	1.20	0.16
$g	Clef	1	0.00	5	1	19	1.85	0.13
$m	Voice/instrument	1	0.00	4	1	19	2.09	0.14
$n	Key signature	1	0.00	5	1	19	1.84	0.13
$o	Time signature	1	0.00	3	1	19	2.10	0.14
$p	Musical notation	1	0.00	5	1	19	1.85	0.13
$t	Text incipit	1	0.00	2	1	10	1.42	0.07
$2	System code	1	0.00	5	1	19	1.93	0.13
033 — Date/Time and Place of an Event		30,120	1.38	30,120	1
$ind1	Type of date in subfield $a	30,120	1.38	30,120	1
$ind2	Type of event	30,120	1.38	30,120	1
$#	number/occurrence of field (in KBR version)	25,528	1.17	25,528	1
$a	Formatted date/time	30,011	1.38	30,011	1
$p	Place of event	28,096	1.29	28,096	1
034 — Coded Cartographic Mathematical Data		112	0.01	112	1	3	1.00	0.00
$ind1	Type of scale	112	0.01	112	1	3	1.00	0.00
$ind2	Type of ring	112	0.01	112	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)	112	0.01	112	1	2	1.00	0.00
$a	Category of scale	111	0.01	111	1	3	1.00	0.00
$b	Constant ratio linear horizontal scale	107	0.00	107	1	3	1.01	0.01
035 — System Control Number		1,552,313	71.16	1,553,035	1	5	1.00	0.00
$#	number/occurrence of field (in KBR version)	28,903	1.32	29,052	1	4	1.02	0.00
$a	System control number	1,552,313	71.16	1,553,039	1	5	1.00	0.00
$z	Canceled/invalid control number	16	0.00	22	1	3	1.45	0.08
036 — Original Study Number for Computer Data Files		1	0.00	3	3
$#	number/occurrence of field (in KBR version)	1	0.00	3	3
$a	Original study number	1	0.00	3	3
$b	Source agency assigning number	1	0.00	3	3
037 — Source of Acquisition		183	0.01	183	1
$ind1	Source of acquisition sequence	183	0.01	183	1
$#	number/occurrence of field (in KBR version)	152	0.01	152	1
$a	Stock number	37	0.00	37	1
$b	Source of stock number/acquisition	171	0.01	171	1
$c	Terms of availability	110	0.01	110	1
$n	Note	146	0.01	146	1
038 — Record Content Licensor		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Record content licensor	1	0.00	1	1
040 — Cataloging Source		1,755,715	80.48	1,757,471	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)	462,230	21.19	462,685	1	4	1.00	0.00
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Original cataloging agency	1,749,569	80.20	1,751,351	1	4	1.00	0.00
$b	Language of cataloging	318,577	14.60	319,193	1	4	1.00	0.00
$c	Transcribing agency	1,555	0.07	1,555	1
$d	Modifying agency	13,498	0.62	16,492	1	30	1.24	0.01
$e	Description conventions	266,232	12.20	266,615	1	4	1.00	0.00
$6	Linkage	1	0.00	1	1
041 — Language Code		2,123,354	97.34	2,124,942	1	5	1.00	0.00
$ind1	Translation indication	2,123,354	97.34	2,124,942	1	5	1.00	0.00
$ind2	Source of code	2,123,354	97.34	2,124,942	1	5	1.00	0.00
$#	number/occurrence of field (in KBR version)	508,721	23.32	509,380	1	5	1.00	0.00
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Language code of text/sound track or separate title	2,123,294	97.33	2,175,036	1	16	1.03	0.00
$b	Language code of summary or abstract	515	0.02	692	1	5	1.35	0.01
$d	Language code of sung or spoken text	16	0.00	25	1	3	1.11	0.02
$e	Language code of librettos	1	0.00	1	1	3	1.72	0.08
$f	Language code of table of contents	32	0.00	33	1	2	1.03	0.03
$g	Language code of accompanying material other than librettos and transcripts	9	0.00	10	1	3	1.42	0.03
$h	Language code of original	60,921	2.79	61,192	1	12	1.00	0.00
$j	Language code of subtitles	9	0.00	10	1	2	1.11	0.10
$k	Language code of intermediate translations	37	0.00	40	1	2	1.08	0.02
$m	Language code of original accompanying materials other than librettos	2	0.00	3	1	2	1.20	0.16
042 — Authentication Code		320	0.01	320	1
$#	number/occurrence of field (in KBR version)	255	0.01	255	1
$a	Authentication code	320	0.01	325	1	2	1.02	0.00
043 — Geographic Area Code		20,513	0.94	20,513	1
$#	number/occurrence of field (in KBR version)	563	0.03	563	1
$a	Geographic area code	20,513	0.94	23,073	1	5	1.12	0.00
$0	Authority record control number or standard number	2	0.00	2	1
044 — Country of Publishing/Producing Entity Code		1,771,381	81.20	1,771,446	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)	424,421	19.46	424,486	1	4	1.00	0.00
$@	Language of field (in KBR version)	1	0.00	1	1
$a	MARC country code	1,771,326	81.20	1,850,222	1	8	1.04	0.00
$c	ISO country code	4,336	0.20	4,471	1	3	1.03	0.00
045 — Time Period of Content		9	0.00	9	1
$ind1	Type of time period in subfield $b or $c	9	0.00	9	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Time period code	5	0.00	5	1
$b	Formatted 9999 B.C. through C.E. time period	4	0.00	6	1	2	1.60	0.14
046 — Special Coded Dates		2	0.00	2	1
$ind1	Type of entity	2	0.00	2	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$k	Beginning or single date created	2	0.00	2	1
047 — Form of Musical Composition Code		25	0.00	25	1
$ind2	Source of code	25	0.00	25	1
$#	number/occurrence of field (in KBR version)	8	0.00	8	1
$a	Form of musical composition code	25	0.00	34	1	5	1.13	0.00
048 — Number of Musical Instruments or Voices Codes		5	0.00	6	1	4	1.01	0.00
$ind2	Source of code	5	0.00	6	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	5	0.00	6	1	4	1.11	0.03
$a	Performer or ensemble	4	0.00	6	1	16	2.13	0.04
$b	Soloist	4	0.00	4	1	5	1.16	0.09
050 — Library of Congress Call Number		20,270	0.93	20,986	1	2	1.04	0.00
$ind1	Existence in LC collection	20,270	0.93	20,986	1	2	1.04	0.00
$ind2	Source of call number	20,270	0.93	20,986	1	2	1.04	0.00
$#	number/occurrence of field (in KBR version)	1,239	0.06	1,276	1	2	1.03	0.00
$a	Classification number	20,270	0.93	20,990	1	2	1.04	0.00
$b	Item number	2,620	0.12	2,943	1	2	1.12	0.00
055 — Classification Numbers Assigned in Canada		3	0.00	3	1
$ind1	Existence in LAC collection	3	0.00	3	1
$ind2	Type, completeness, source of call/class number	3	0.00	3	1
$#	number/occurrence of field (in KBR version)	3	0.00	3	1
$a	Classification number	3	0.00	3	1
$b	Item number	2	0.00	2	1
060 — National Library of Medicine Call Number		1	0.00	1	1
$ind1	Existence in NLM collection	1	0.00	1	1
$ind2	Source of call number	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Classification number	1	0.00	1	1
066 — Character Sets Present		2	0.00	2	1
$c	Alternate G0 or G1 character set	2	0.00	3	1	2	1.25	0.20
071 — National Agricultural Library Copy Statement		24	0.00	26	1	2	1.04	0.02
$#	number/occurrence of field (in KBR version)	23	0.00	25	1	2	1.05	0.02
$a	Classification number	23	0.00	25	1	2	1.05	0.02
$b	Item number	16	0.00	17	1	2	1.05	0.05
$c	Copy information	5	0.00	5	1
072 — Subject Category Code		61	0.00	74	1	3	1.20	0.03
$ind2	Code source	61	0.00	74	1	3	1.20	0.03
$#	number/occurrence of field (in KBR version)	36	0.00	49	1	3	1.32	0.04
$a	Subject category code	61	0.00	74	1	3	1.20	0.03
$x	Subject category code subdivision	5	0.00	9	1	3	1.80	0.29
$2	Source	37	0.00	50	1	3	1.32	0.04
074 — GPO Item Number		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	GPO item number	1	0.00	1	1
080 — Universal Decimal Classification Number		14,032	0.64	15,865	1	4	1.13	0.00
$ind1	Type of edition	14,032	0.64	15,865	1	4	1.13	0.00
$#	number/occurrence of field (in KBR version)	550	0.03	658	1	4	1.20	0.00
$a	Universal Decimal Classification number	14,032	0.64	15,865	1	4	1.13	0.00
$2	Edition identifier	164	0.01	211	1	4	1.28	0.02
082 — Dewey Decimal Classification Number		6,040	0.28	6,238	1	2	1.03	0.00
$ind1	Type of edition	6,040	0.28	6,238	1	2	1.03	0.00
$ind2	Source of classification number	6,040	0.28	6,238	1	2	1.03	0.00
$#	number/occurrence of field (in KBR version)	1,191	0.05	1,201	1	2	1.01	0.00
$a	Classification number	6,040	0.28	6,265	1	2	1.04	0.00
$b	Item number	1,697	0.08	1,697	1
$q	Assigning agency	2	0.00	2	1
$2	Edition information	1,149	0.05	1,151	1	2	1.00	0.00
084 — Other Classification Number		6,139	0.28	9,264	1	6	1.54	0.00
$#	number/occurrence of field (in KBR version)	698	0.03	1,047	1	5	1.55	0.01
$a	Classification number	6,139	0.28	9,294	1	6	1.54	0.00
$q	Assigning agency	3	0.00	3	1
$2	Number source	44	0.00	46	1	2	1.05	0.02
086 — Government Document Classification Number		1	0.00	1	1
$ind1	Number source	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Classification number	1	0.00	1	1
1XX: Main Entry
100 — Main Entry - Personal Name		618,115	28.33	618,137	1	4	1.00	0.00
$ind1	Type of personal name entry element	618,115	28.33	618,137	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)	149,870	6.87	149,890	1	4	1.00	0.00
$*	Link with identifier (in KBR version)	618,115	28.33	618,145	1	4	1.00	0.00
$@	Language of field (in KBR version)	376	0.02	378	1	2	1.00	0.00
$a	Personal name	618,109	28.33	618,140	1	4	1.00	0.00
$b	Numeration	1,993	0.09	1,994	1	2	1.00	0.00
$c	Titles and words associated with a name	138,046	6.33	142,785	1	9	1.03	0.00
$d	Dates associated with a name	275,202	12.62	275,287	1	4	1.00	0.00
$e	Relator term	98	0.00	98	1
$g	Miscellaneous information	3,655	0.17	3,655	1	2	1.00	0.00
$j	Attribution qualifier	46	0.00	46	1
$l	Language of a work	3	0.00	3	1
$q	Fuller form of name	14,565	0.67	14,617	1	3	1.00	0.00
$0	Authority record control number or standard number	26	0.00	26	1
$1	Real World Object URI	421,677	19.33	421,763	1	4	1.00	0.00
$4	Relationship	299,790	13.74	316,424	1	6	1.05	0.00
110 — Main Entry - Corporate Name		67,375	3.09	67,454	1	3	1.00	0.00
$ind1	Type of corporate name entry element	67,375	3.09	67,454	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)	16,170	0.74	16,245	1	3	1.01	0.00
$*	Link with identifier (in KBR version)	67,375	3.09	67,454	1	3	1.00	0.00
$@	Language of field (in KBR version)	2,400	0.11	2,419	1	3	1.04	0.00
$a	Corporate name or jurisdiction name as entry element	66,978	3.07	67,057	1	3	1.00	0.00
$b	Subordinate unit	11,018	0.51	13,374	1	5	1.21	0.00
$c	Location of meeting	3,856	0.18	4,078	1	3	1.03	0.00
$d	Date of meeting or treaty signing	1,815	0.08	1,815	1
$e	Relator term	1	0.00	1	1
$f	Date of a work	1	0.00	1	1
$g	Miscellaneous information	45,666	2.09	45,798	1	3	1.00	0.00
$l	Language of a work	1,701	0.08	1,701	1
$1	Real World Object URI	337	0.02	338	1	2	1.00	0.00
$4	Relationship	32,681	1.50	36,446	1	6	1.21	0.00
$6	Linkage	3	0.00	3	1
111 — Main Entry - Meeting Name		341	0.02	341	1
$ind1	Type of meeting name entry element	341	0.02	341	1
$#	number/occurrence of field (in KBR version)	52	0.00	52	1
$*	Link with identifier (in KBR version)	341	0.02	341	1
$a	Meeting name or jurisdiction name as entry element	341	0.02	341	1
$c	Location of meeting	78	0.00	78	1
$d	Date of meeting or treaty signing	200	0.01	200	1
$e	Subordinate unit	1	0.00	1	1
$j	Relator term	18	0.00	18	1
$n	Number of part/section/meeting	62	0.00	62	1
$p	Name of part/section of a work	1	0.00	1	1
$4	Relationship	20	0.00	20	1
130 — Main Entry - Uniform Title		108	0.00	108	1
$ind1	Nonfiling characters	108	0.00	108	1
$#	number/occurrence of field (in KBR version)	76	0.00	76	1
$*	Link with identifier (in KBR version)	108	0.00	108	1
$a	Uniform title	108	0.00	108	1
$d	Date of treaty signing	2	0.00	2	1
$f	Date of a work	5	0.00	5	1
$l	Language of a work	48	0.00	48	1
$n	Number of part/section of a work	1	0.00	1	1
$p	Name of part/section of a work	2	0.00	2	1
$6	Linkage	2	0.00	2	1
20X-24X: Title
210 — Abbreviated Title		340	0.02	347	1	10	1.49	0.01
$ind1	Title added entry	340	0.02	347	1	10	1.49	0.01
$ind2	Type	340	0.02	347	1	10	1.49	0.01
$#	number/occurrence of field (in KBR version)	91	0.00	95	1	10	1.81	0.01
$a	Abbreviated title	340	0.02	348	1	10	1.49	0.01
$b	Qualifying information	5	0.00	5	1
222 — Key Title		2	0.00	2	1
$ind2	Nonfiling characters	2	0.00	2	1
$#	number/occurrence of field (in KBR version)	2	0.00	2	1
$a	Key title	2	0.00	2	1
240 — Uniform Title		11,986	0.55	11,986	1
$ind1	Uniform title printed or displayed	11,986	0.55	11,986	1
$ind2	Nonfiling characters	11,986	0.55	11,986	1
$#	number/occurrence of field (in KBR version)	2,876	0.13	2,876	1
$*	Link with identifier (in KBR version)	11,986	0.55	11,986	1
$@	Language of field (in KBR version)	84	0.00	84	1
$a	Uniform title	11,986	0.55	11,986	1
$d	Date of treaty signing	9	0.00	9	1
$f	Date of a work	24	0.00	24	1
$g	Miscellaneous information	7	0.00	7	1
$k	Form subheading	62	0.00	62	1
$l	Language of a work	2,796	0.13	2,796	1
$m	Medium of performance for music	1	0.00	1	1
$n	Number of part/section of a work	19	0.00	19	1
$p	Name of part/section of a work	53	0.00	53	1
242 — Translation of Title by Cataloging Agency		533	0.02	547	1	6	1.07	0.01
$ind1	Title added entry	533	0.02	547	1	6	1.07	0.01
$ind2	Nonfiling characters	533	0.02	547	1	6	1.07	0.01
$#	number/occurrence of field (in KBR version)	68	0.00	71	1	2	1.18	0.00
$@	Language of field (in KBR version)	1	0.00	2	2
$a	Title	533	0.02	547	1	6	1.07	0.01
$b	Remainder of title	25	0.00	25	1
$y	Language code of translated title	87	0.00	89	1	2	1.02	0.01
243 — Collective Uniform Title		6	0.00	6	1
$ind1	Uniform title printed or displayed	6	0.00	6	1
$ind2	Nonfiling characters	6	0.00	6	1
$#	number/occurrence of field (in KBR version)	6	0.00	6	1
$a	Uniform title	6	0.00	6	1
$f	Date of a work	6	0.00	6	1
245 — Title Statement		2,180,432	99.95	2,180,510	1	4	1.01	0.00
$ind1	Title added entry	2,180,432	99.95	2,180,510	1	4	1.01	0.00
$ind2	Nonfiling characters	2,180,432	99.95	2,180,510	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	567,951	26.04	568,029	1	4	1.02	0.00
$@	Language of field (in KBR version)	9	0.00	13	1	3	1.12	0.00
$a	Title	2,180,399	99.95	2,181,803	1	9	1.01	0.00
$b	Remainder of title	605,346	27.75	605,535	1	10	1.00	0.00
$c	Statement of responsibility, etc.	1,175,921	53.90	1,176,020	1	4	1.00	0.00
$f	Inclusive dates	161	0.01	161	1
$g	Bulk dates	38	0.00	47	1	4	1.24	0.09
$h	Medium	70,846	3.25	70,846	1	3	1.01	0.00
$k	Form	1	0.00	1	1
$n	Number of part/section of a work	64,330	2.95	75,264	1	25	1.11	0.00
$p	Name of part/section of a work	38,514	1.77	47,573	1	48	1.12	0.00
$s	Version	35	0.00	35	1
$6	Linkage	1,464	0.07	1,464	1
246 — Varying Form of Title		139,044	6.37	153,027	1	24	1.21	0.00
$ind1	Note/added entry controller	139,044	6.37	153,027	1	24	1.21	0.00
$ind2	Type of title	139,044	6.37	153,027	1	24	1.21	0.00
$#	number/occurrence of field (in KBR version)	40,798	1.87	46,787	1	24	1.33	0.00
$@	Language of field (in KBR version)	695	0.03	1,351	1	5	1.92	0.00
$a	Title proper/short title	138,949	6.37	152,758	1	24	1.21	0.00
$b	Remainder of title	21,901	1.00	23,591	1	6	1.10	0.00
$f	Date or sequential designation	3	0.00	3	1	3	1.50	0.07
$g	Miscellaneous information	19,746	0.91	20,907	1	8	1.06	0.00
$h	Medium	14	0.00	31	1	5	1.82	0.15
$i	Display text	50,685	2.32	52,137	1	10	1.03	0.00
$n	Number of part/section of a work	1,147	0.05	1,256	1	9	1.10	0.01
$p	Name of part/section of a work	736	0.03	847	1	9	1.15	0.01
$6	Linkage	1,476	0.07	1,506	1	2	1.02	0.00
247 — Former Title		754	0.03	775	1	3	1.03	0.00
$ind1	Title added entry	754	0.03	775	1	3	1.03	0.00
$ind2	Note controller	754	0.03	775	1	3	1.03	0.00
$#	number/occurrence of field (in KBR version)	69	0.00	70	1	2	1.02	0.01
$a	Title	753	0.03	774	1	3	1.03	0.00
$f	Date or sequential designation	269	0.01	277	1	3	1.03	0.01
25X-28X: Edition, Imprint
250 — Edition Statement		142,385	6.53	142,977	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	42,186	1.93	42,696	1	4	1.02	0.00
$@	Language of field (in KBR version)	229	0.01	456	1	3	2.02	0.00
$a	Edition statement	142,303	6.52	142,896	1	4	1.01	0.00
$b	Remainder of edition statement	4,339	0.20	4,339	1	2	1.00	0.00
$6	Linkage	2	0.00	2	1
254 — Musical Presentation Statement		2,082	0.10	2,082	1
$#	number/occurrence of field (in KBR version)	476	0.02	476	1
$a	Musical presentation statement	2,082	0.10	2,082	1	2	1.00	0.00
255 — Cartographic Mathematical Data		4,325	0.20	4,326	1	5	1.00	0.00
$#	number/occurrence of field (in KBR version)	1,631	0.07	1,632	1	4	1.00	0.00
$a	Statement of scale	4,320	0.20	4,321	1	5	1.00	0.00
$b	Statement of projection	5	0.00	5	1
$c	Statement of coordinates	5	0.00	5	1	4	1.01	0.00
$d	Statement of zone	3	0.00	3	1
256 — Computer File Characteristics		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Computer file characteristics	1	0.00	1	1
260 — Publication, Distribution, etc. (Imprint)		164	0.01	165	1	2	1.00	0.00
$ind1	Sequence of publishing statements	164	0.01	165	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	20	0.00	20	1
$a	Place of publication, distribution, etc.	45	0.00	55	1	4	1.21	0.06
$b	Name of publisher, distributor, etc.	163	0.01	164	1	2	1.01	0.01
$c	Date of publication, distribution, etc.	46	0.00	46	1
$3	Materials specified	1	0.00	2	2
263 — Projected Publication Date		554	0.03	554	1
$#	number/occurrence of field (in KBR version)	520	0.02	520	1
$a	Projected publication date	554	0.03	554	1
264 — Production, Publication, Distribution, Manufacture, and Copyright Notice		1,985,555	91.02	2,036,242	1	33	1.05	0.00
$ind1	Sequence of statements	1,985,555	91.02	2,036,242	1	33	1.05	0.00
$ind2	Function of entity	1,985,555	91.02	2,036,242	1	33	1.05	0.00
$#	number/occurrence of field (in KBR version)	516,019	23.65	523,853	1	30	1.05	0.00
$@	Language of field (in KBR version)	288	0.01	296	1	3	1.01	0.00
$a	Place of production, publication, distribution, manufacture	1,766,993	81.00	1,984,976	1	22	1.12	0.00
$b	Name of producer, publisher, distributor, manufacturer	1,573,287	72.12	1,671,367	1	28	1.07	0.00
$c	Date of production, publication, distribution, manufacture, or copyright notice	1,926,347	88.30	1,972,691	1	32	1.05	0.00
$6	Linkage	116	0.01	116	1
270 — Address		8	0.00	14	1	4	1.78	0.26
$ind1	Level	8	0.00	14	1	4	1.78	0.26
$ind2	Type of address	8	0.00	14	1	4	1.78	0.26
$#	number/occurrence of field (in KBR version)	3	0.00	4	1	2	1.33	0.25
$a	Address	7	0.00	7	1
$b	City	6	0.00	6	1
$c	State or province	8	0.00	14	1	4	1.78	0.26
3XX: Physical Description
300 — Physical Description		1,703,308	78.08	1,742,046	1	10	1.03	0.00
$#	number/occurrence of field (in KBR version)	430,333	19.73	443,564	1	10	1.05	0.00
$@	Language of field (in KBR version)	3,662	0.17	7,282	1	3	1.96	0.00
$a	Extent	1,588,418	72.81	1,595,294	1	10	1.01	0.00
$b	Other physical details	813,098	37.27	826,150	1	10	1.01	0.00
$c	Dimensions	1,337,080	61.29	1,337,551	1	4	1.00	0.00
$e	Accompanying material	36,635	1.68	36,638	1	4	1.00	0.00
$f	Type of unit	4,264	0.20	10,148	1	4	1.89	0.00
$g	Size of unit	3	0.00	3	1
$6	Linkage	51	0.00	51	1
306 — Playing Time		23	0.00	23	1
$#	number/occurrence of field (in KBR version)	18	0.00	18	1
$a	Playing time	22	0.00	22	1	6	1.02	0.01
$b		4	0.00	4	1
$c		5	0.00	5	1
310 — Current Publication Frequency		3,515	0.16	3,515	1
$#	number/occurrence of field (in KBR version)	1,155	0.05	1,155	1
$a	Current publication frequency	3,515	0.16	3,515	1
$b	Date of current publication frequency	11	0.00	11	1
321 — Former Publication Frequency		16	0.00	16	1	6	1.27	0.02
$#	number/occurrence of field (in KBR version)	16	0.00	16	1	6	1.27	0.02
$a	Former publication frequency	16	0.00	16	1	6	1.26	0.02
$b	Dates of former publication frequency	4	0.00	4	1	6	1.41	0.03
334 — Mode of Issuance		2	0.00	2	1
$a	Mode of issuance term	2	0.00	2	1
$b	Mode of issuance code	2	0.00	2	1
$0	Authority record control number or standard number	2	0.00	2	1
336 — Content Type		476,476	21.84	476,884	1	3	1.01	0.00
$#	number/occurrence of field (in KBR version)	280,008	12.84	280,362	1	3	1.01	0.00
$@	Language of field (in KBR version)	7	0.00	7	1
$a	Content type term	476,462	21.84	615,694	1	6	1.23	0.00
$b	Content type code	348	0.02	372	1	3	1.07	0.01
$0	Authority record control number or standard number	1	0.00	1	1
$2	Source	434,812	19.93	435,067	1	3	1.00	0.00
337 — Media Type		476,032	21.82	476,239	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	279,548	12.81	279,752	1	2	1.00	0.00
$@	Language of field (in KBR version)	2	0.00	2	1
$a	Media type term	475,874	21.81	476,154	1	2	1.00	0.00
$b	Media type code	413	0.02	413	1
$0	Authority record control number or standard number	1	0.00	1	1
$2	Source	435,052	19.94	435,142	1	2	1.00	0.00
338 — Carrier Type		485,311	22.25	485,568	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	286,780	13.15	286,992	1	2	1.00	0.00
$@	Language of field (in KBR version)	2	0.00	2	1
$a	Carrier type term	485,308	22.25	485,628	1	2	1.00	0.00
$b	Carrier type code	711	0.03	712	1	2	1.00	0.00
$0	Authority record control number or standard number	1	0.00	1	1
$2	Source	437,028	20.03	437,210	1	2	1.00	0.00
340 — Physical Medium		166,319	7.62	167,738	1	8	1.00	0.00
$#	number/occurrence of field (in KBR version)	144,044	6.60	144,291	1	4	1.00	0.00
$a	Material base and configuration	28,154	1.29	29,562	1	8	1.01	0.00
$b	Dimensions	388	0.02	388	1	3	1.01	0.00
$c	Materials applied to surface	125	0.01	125	1
$d	Information recording technique	4	0.00	4	1
$e	Support	225	0.01	225	1
$l	Binding	137,944	6.32	138,011	1	3	1.00	0.00
$n	Font size	2	0.00	2	1
$0	Authority record control number or standard number	1	0.00	1	1
344 — Sound Characteristics		2	0.00	2	1
$#	number/occurrence of field (in KBR version)	2	0.00	2	1
$a	Type of recording	2	0.00	2	1
$b	Recording medium	2	0.00	2	1
346 — Video Characteristics		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Video format	1	0.00	1	1
$b	Broadcast standard	1	0.00	1	1
347 — Digital File Characteristics		50,882	2.33	50,927	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	50,555	2.32	50,600	1	2	1.00	0.00
$a	File type	2,981	0.14	2,981	1
$b	Encoding format	47,918	2.20	47,963	1	2	1.00	0.00
$c	File size	45	0.00	45	1
$d	Resolution	1	0.00	1	1
$2	Source	4	0.00	4	1
351 — Organization and Arrangement of Materials		207	0.01	207	1
$#	number/occurrence of field (in KBR version)	201	0.01	201	1
$a	Organization	207	0.01	207	1
353 — Supplementary Content Characteristics		2	0.00	4	2
$a	Supplementary content term	2	0.00	4	2
$b	Supplementary content code	2	0.00	4	2
$0	Authority record control number or standard number	2	0.00	4	2
362 — Dates of Publication and/or Sequential Designation		9,434	0.43	9,451	1	3	1.00	0.00
$ind1	Format of date	9,434	0.43	9,451	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)	2,575	0.12	2,585	1	3	1.01	0.00
$a	Dates of publication and/or sequential designation	9,434	0.43	9,453	1	4	1.00	0.00
$z	Source of information	12	0.00	21	1	3	2.02	0.00
365 — Trade Price		160	0.01	163	1	3	1.00	0.00
$ind1	Start/End designator	160	0.01	163	1	3	1.00	0.00
$ind2	State of issuance	160	0.01	163	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)	40	0.00	41	1	3	1.01	0.00
$a	Price type code	7	0.00	7	1
$b	Price amount	101	0.00	102	1	3	1.00	0.00
$c	Currency code	3	0.00	4	1	3	1.43	0.25
$e	Price note	53	0.00	55	1	3	1.01	0.00
$f	Price effective from	1	0.00	2	1	3	2.00	0.35
366 — Trade Availability Information		3	0.00	3	1
$#	number/occurrence of field (in KBR version)	3	0.00	3	1
$a	Publishers' compressed title identification	1	0.00	1	1
$b	Detailed date of publication	2	0.00	2	1
$c	Availability status code	1	0.00	1	1
$e	Note	1	0.00	1	1
$j	ISO country code	1	0.00	1	1
$k	MARC country code	1	0.00	1	1
$2	Source of availability status code	2	0.00	2	1
385 — Audience Characteristics		849	0.04	855	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	849	0.04	855	1	4	1.01	0.00
$a	Audience term	828	0.04	838	1	4	1.01	0.00
$b	Audience code	32	0.00	32	1
$m	Demographic group term	36	0.00	36	1
$n	Demographic group code	3	0.00	3	1
388 — Time Period of Creation		2	0.00	2	1
$ind1	Type of time period	2	0.00	2	1
$#	number/occurrence of field (in KBR version)	2	0.00	2	1
$a	Time period of creation term	2	0.00	2	1
4XX: Series Statement
490 — Series Statement		448,058	20.54	453,761	1	5	1.01	0.00
$ind1	Series tracing policy	448,058	20.54	453,761	1	5	1.01	0.00
$#	number/occurrence of field (in KBR version)	21,292	0.98	21,724	1	3	1.02	0.00
$a	Series statement	446,880	20.49	454,073	1	5	1.02	0.00
$v	Volume/sequential designation	311,827	14.29	455,475	1	8	1.45	0.00
$x	International Standard Serial Number	2,596	0.12	2,609	1	2	1.01	0.00
5XX: Note
500 — General Note		371,223	17.02	485,615	1	76	1.34	0.00
$#	number/occurrence of field (in KBR version)	102,244	4.69	119,660	1	76	1.26	0.00
$@	Language of field (in KBR version)	2	0.00	2	1	3	1.10	0.00
$a	General note	371,209	17.02	485,696	1	76	1.34	0.00
$b		1	0.00	1	1
$w		1	0.00	1	1
$5	Institution to which field applies	74	0.00	74	1
501 — With Note		143	0.01	145	1	2	1.01	0.01
$#	number/occurrence of field (in KBR version)	34	0.00	34	1
$a	With note	143	0.01	145	1	2	1.01	0.01
502 — Dissertation Note		16,638	0.76	16,650	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	4,935	0.23	4,942	1	2	1.00	0.00
$a	Dissertation note	16,567	0.76	16,575	1	2	1.00	0.00
$b	Degree type	11,544	0.53	11,553	1	2	1.00	0.00
$c	Name of granting institution	58	0.00	61	1	2	1.05	0.02
$d	Year degree granted	63	0.00	66	1	2	1.05	0.02
$g	Miscellaneous information	1	0.00	1	1
504 — Bibliography, etc. Note		36,998	1.70	38,303	1	7	1.04	0.00
$#	number/occurrence of field (in KBR version)	36,002	1.65	37,306	1	7	1.04	0.00
$@	Language of field (in KBR version)	2	0.00	2	1
$a	Bibliography, etc. note	36,996	1.70	38,302	1	7	1.04	0.00
$b	Number of references	5	0.00	5	1
505 — Formatted Contents Note		23,191	1.06	69,924	1	214	3.18	0.02
$ind1	Display constant controller	23,191	1.06	69,924	1	214	3.18	0.02
$ind2	Level of content designation	23,191	1.06	69,924	1	214	3.18	0.02
$#	number/occurrence of field (in KBR version)	9,290	0.43	25,982	1	214	2.77	0.06
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Formatted contents note	1,864	0.09	3,160	1	35	1.90	0.02
$g	Miscellaneous information	389	0.02	11,751	1	291	29.66	1.55
$r	Statement of responsibility	2,209	0.10	8,388	1	84	4.69	0.06
$t	Title	21,908	1.00	106,580	1	214	4.74	0.03
$u	Uniform Resource Identifier	1	0.00	1	1
$6	Linkage	1	0.00	1	1
506 — Restrictions on Access Note		34,924	1.60	34,935	1	2	1.00	0.00
$ind1	Restriction	34,924	1.60	34,935	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	6,638	0.30	6,648	1	2	1.00	0.00
$a	Terms governing access	34,924	1.60	34,935	1	2	1.00	0.00
$c	Physical access provisions	34,596	1.59	34,598	1	2	1.00	0.00
$d	Authorized users	34,568	1.58	34,570	1	2	1.00	0.00
$e	Authorization	1	0.00	1	1
$f	Standardized terminology for access restriction	4	0.00	4	1
510 — Citation/References Note		50,084	2.30	57,261	1	10	1.14	0.00
$ind1	Coverage/location in source	50,084	2.30	57,261	1	10	1.14	0.00
$#	number/occurrence of field (in KBR version)	14,718	0.67	19,228	1	10	1.26	0.00
$@	Language of field (in KBR version)	95	0.00	236	1	6	2.48	0.04
$a	Name of source	50,080	2.30	57,255	1	10	1.14	0.00
$c	Location within source	27,369	1.25	28,910	1	4	1.06	0.00
511 — Participant or Performer Note		13,944	0.64	16,382	1	20	1.17	0.00
$ind1	Display constant controller	13,944	0.64	16,382	1	20	1.17	0.00
$#	number/occurrence of field (in KBR version)	2,511	0.12	3,026	1	8	1.17	0.00
$a	Participant or performer note	13,944	0.64	16,382	1	20	1.17	0.00
515 — Numbering Peculiarities Note		5	0.00	5	1
$#	number/occurrence of field (in KBR version)	5	0.00	5	1
$a	Numbering peculiarities note	5	0.00	5	1
516 — Type of Computer File or Data Note		2	0.00	2	1
$ind1	Display constant controller	2	0.00	2	1
$a	Type of computer file or data note	2	0.00	2	1
518 — Date/Time and Place of an Event Note		860	0.04	862	1	5	1.01	0.01
$#	number/occurrence of field (in KBR version)	56	0.00	58	1	3	1.03	0.01
$a	Date/time and place of an event note	858	0.04	858	1	5	1.01	0.01
$d	Date of event	3	0.00	5	1	3	1.67	0.50
$o	Other event information	2	0.00	4	1	3	2.00	0.71
$p	Place of event	3	0.00	5	1	3	1.67	0.50
520 — Summary, etc.		131,371	6.02	133,822	1	7	1.02	0.00
$ind1	Display constant controller	131,371	6.02	133,822	1	7	1.02	0.00
$#	number/occurrence of field (in KBR version)	52,971	2.43	53,094	1	6	1.00	0.00
$@	Language of field (in KBR version)	1	0.00	1	1	3	2.88	0.04
$a	Summary, etc.	131,360	6.02	133,812	1	7	1.02	0.00
$b	Expansion of summary note	7	0.00	7	1
$c	Assigning source	221	0.01	234	1	2	1.06	0.00
$u	Uniform Resource Identifier	2	0.00	2	1
$2	Source	167	0.01	167	1
521 — Target Audience Note		8,926	0.41	8,970	1	2	1.00	0.00
$ind1	Display constant controller	8,926	0.41	8,970	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	8,893	0.41	8,937	1	2	1.00	0.00
$a	Target audience note	8,925	0.41	8,993	1	3	1.01	0.00
$b	Source	51	0.00	53	1	2	1.04	0.02
$3	Materials specified	36	0.00	36	1
525 — Supplement Note		34	0.00	34	1
$#	number/occurrence of field (in KBR version)	34	0.00	34	1
$a	Supplement note	34	0.00	34	1
526 — Study Program Information Note		1	0.00	1	1
$ind1	Display constant controller	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Program name	1	0.00	1	1
$z	Public note	1	0.00	1	1
530 — Additional Physical Form available Note		5,227	0.24	5,282	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	4,036	0.19	4,049	1	3	1.01	0.00
$a	Additional physical form available note	5,151	0.24	5,206	1	4	1.01	0.00
$b	Availability source	2	0.00	2	1
$c	Availability conditions	28	0.00	28	1
$d	Order number	74	0.00	74	1
$u	Uniform Resource Identifier	337	0.02	403	1	9	1.19	0.02
533 — Reproduction Note		25,362	1.16	25,362	1
$#	number/occurrence of field (in KBR version)	173	0.01	173	1
$a	Type of reproduction	25,362	1.16	25,362	1
$b	Place of reproduction	25,258	1.16	25,258	1
$c	Agency responsible for reproduction	25,258	1.16	25,258	1
$d	Date of reproduction	25,258	1.16	25,258	1
$e	Physical description of reproduction	78	0.00	78	1
$m	Dates and/or sequential designation of issues reproduced	1	0.00	1	1
$n	Note about reproduction	25,257	1.16	50,514	2
$7	Fixed-length data elements of reproduction	25,188	1.15	25,188	1
534 — Original Version Note		143	0.01	143	1
$#	number/occurrence of field (in KBR version)	63	0.00	63	1
$a	Main entry of original	14	0.00	14	1
$b	Edition statement of original	2	0.00	2	1
$c	Publication, distribution, etc. of original	7	0.00	7	1
$e	Physical description, etc. of original	7	0.00	7	1
$l	Location of original	6	0.00	6	1
$p	Introductory phrase	122	0.01	122	1
$t	Title statement of original	11	0.00	11	1
535 — Location of Originals/Duplicates Note		1	0.00	1	1
$ind1	Custodial role	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Custodian	1	0.00	1	1
$b	Postal address	1	0.00	1	1
$c	Country	1	0.00	1	1
$g	Repository location code	1	0.00	1	1
536 — Funding Information Note		1,151	0.05	1,151	1
$#	number/occurrence of field (in KBR version)	1,061	0.05	1,061	1
$a	Text of note	1,151	0.05	1,151	1
$b	Contract number	2	0.00	2	1
538 — System Details Note		34,599	1.59	34,725	1	3	1.01	0.00
$#	number/occurrence of field (in KBR version)	9,326	0.43	9,452	1	3	1.02	0.00
$a	System details note	34,599	1.59	34,725	1	3	1.01	0.00
540 — Terms Governing Use and Reproduction Note		251	0.01	251	1
$#	number/occurrence of field (in KBR version)	249	0.01	249	1
$a	Terms governing use and reproduction	251	0.01	251	1
$c	Authorization	23	0.00	23	1
$5	Institution to which field applies	23	0.00	23	1
541 — Immediate Source of Acquisition Note		36,670	1.68	36,791	1	3	1.01	0.00
$ind1	Privacy	36,670	1.68	36,791	1	3	1.01	0.00
$#	number/occurrence of field (in KBR version)	11,396	0.52	11,517	1	3	1.02	0.00
$a	Source of acquisition	36,048	1.65	36,156	1	3	1.01	0.00
$b	Address	1,081	0.05	1,081	1
$c	Method of acquisition	1,658	0.08	1,658	1
$d	Date of acquisition	1,505	0.07	1,518	1	2	1.00	0.00
$e	Accession number	311	0.01	322	1	2	1.03	0.00
$f	Owner	23	0.00	23	1
$n	Extent	15	0.00	15	1
$o	Type of unit	1	0.00	1	1
$3	Materials specified	3	0.00	3	1
542 — Information Relating to Copyright Status		329	0.02	329	1
$ind1	Privacy	329	0.02	329	1
$#	number/occurrence of field (in KBR version)	323	0.01	323	1
$c	Corporate creator	1	0.00	1	1
$l	Copyright status	211	0.01	211	1
$n	Note	211	0.01	211	1
$u	Uniform Resource Identifier	328	0.02	328	1
544 — Location of Other Archival Materials Note		206	0.01	206	1
$ind1	Relationship	206	0.01	206	1
$#	number/occurrence of field (in KBR version)	200	0.01	200	1
$a	Custodian	206	0.01	206	1
$b	Address	206	0.01	206	1
545 — Biographical or Historical Data		29	0.00	33	1	2	1.10	0.02
$ind1	Type of data	29	0.00	33	1	2	1.10	0.02
$#	number/occurrence of field (in KBR version)	8	0.00	10	1	2	1.10	0.05
$a	Biographical or historical data	27	0.00	31	1	2	1.10	0.02
$b	Expansion	2	0.00	2	1
546 — Language Note		2,069	0.09	2,104	1	4	1.02	0.00
$#	number/occurrence of field (in KBR version)	1,633	0.07	1,642	1	3	1.01	0.00
$a	Language note	1,440	0.07	1,448	1	2	1.01	0.00
$b	Information code or alphabet	864	0.04	955	1	4	1.10	0.00
$9		7	0.00	7	1
547 — Former Title Complexity Note		100	0.00	102	1	2	1.02	0.00
$#	number/occurrence of field (in KBR version)	13	0.00	14	1	2	1.03	0.01
$a	Former title complexity note	100	0.00	102	1	2	1.02	0.00
550 — Issuing Body Note		1	0.00	1	1	2	1.08	0.07
$#	number/occurrence of field (in KBR version)	1	0.00	1	1	2	1.08	0.07
$a	Issuing body note	1	0.00	1	1	2	1.08	0.07
552 — Entity and Attribute Information Note		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$z	Display note	1	0.00	1	1
556 — Information About Documentation Note		1	0.00	1	1
$ind1	Display constant controller	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Information about documentation note	1	0.00	1	1
561 — Ownership and Custodial History		3,577	0.16	3,754	1	5	1.15	0.00
$ind1	Privacy	3,577	0.16	3,754	1	5	1.15	0.00
$#	number/occurrence of field (in KBR version)	3,573	0.16	3,749	1	5	1.13	0.00
$a	History	3,574	0.16	3,751	1	5	1.15	0.00
562 — Copy and Version Identification Note		85,675	3.93	102,865	1	12	1.13	0.00
$#	number/occurrence of field (in KBR version)	22,841	1.05	27,928	1	12	1.12	0.00
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Identifying markings	5,602	0.26	5,973	1	5	1.05	0.00
$b	Copy identification	79,620	3.65	96,439	1	12	1.15	0.00
$c	Version identification	428	0.02	429	1	2	1.00	0.00
$d	Presentation format	7	0.00	7	1
$e	Number of copies	575	0.03	577	1	2	1.00	0.00
563 — Binding Information		3,078	0.14	3,280	1	3	1.02	0.00
$#	number/occurrence of field (in KBR version)	2,633	0.12	2,834	1	3	1.06	0.00
$a	Binding note	3,076	0.14	3,280	1	3	1.02	0.00
$b		2	0.00	2	1
565 — Case File Characteristics Note		8	0.00	8	1
$ind1	Display constant controller	8	0.00	8	1
$#	number/occurrence of field (in KBR version)	8	0.00	8	1
$a	Number of cases/variables	7	0.00	7	1
$b	Name of variable	1	0.00	1	1
$e	Filing scheme or code	2	0.00	2	1
580 — Linking Entry Complexity Note		2,445	0.11	2,500	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)	1,409	0.06	1,419	1	2	1.01	0.00
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Linking entry complexity note	2,445	0.11	2,500	1	4	1.01	0.00
$6	Linkage	1	0.00	1	1
581 — Publications About Described Materials Note		2,247	0.10	2,390	1	4	1.02	0.00
$ind1	Display constant controller	2,247	0.10	2,390	1	4	1.02	0.00
$#	number/occurrence of field (in KBR version)	2,237	0.10	2,380	1	4	1.02	0.00
$@	Language of field (in KBR version)	2	0.00	6	1	4	1.10	0.08
$a	Publications about described materials note	2,246	0.10	2,389	1	4	1.02	0.00
$z	International Standard Book Number	23	0.00	23	1
583 — Action Note		3	0.00	3	1	3	1.02	0.00
$ind1	Privacy	3	0.00	3	1	3	1.02	0.00
$#	number/occurrence of field (in KBR version)	3	0.00	3	1	3	1.02	0.00
$a	Action	1	0.00	1	1
$b	Action identification	1	0.00	1	1
$c	Time/date of action	1	0.00	1	1
$d	Action interval	1	0.00	1	1
$u	Uniform Resource Identifier	1	0.00	1	1
$2	Source of term	1	0.00	1	1	3	1.02	0.00
$5	Institution to which field applies	1	0.00	1	1	3	1.02	0.00
585 — Exhibitions Note		229	0.01	301	1	15	1.31	0.01
$#	number/occurrence of field (in KBR version)	229	0.01	301	1	15	1.31	0.01
$a	Exhibitions note	229	0.01	301	1	15	1.31	0.01
586 — Awards Note		193	0.01	215	1	6	1.12	0.03
$ind1	Display constant controller	193	0.01	215	1	6	1.12	0.03
$#	number/occurrence of field (in KBR version)	192	0.01	214	1	6	1.12	0.03
$a	Awards note	193	0.01	215	1	6	1.12	0.03
588 — Source of Description Note		90,615	4.15	90,659	1	3	1.00	0.00
$ind1	Display constant controller	90,615	4.15	90,659	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)	66,265	3.04	66,309	1	3	1.00	0.00
$a	Source of description note	90,615	4.15	90,659	1	3	1.00	0.00
6XX: Subject Access
600 — Subject Added Entry - Personal Name		10,327	0.47	18,699	1	125	1.71	0.03
$ind1	Type of personal name entry element	10,327	0.47	18,699	1	125	1.71	0.03
$ind2	Thesaurus	10,327	0.47	18,699	1	125	1.71	0.03
$#	number/occurrence of field (in KBR version)	7,600	0.35	11,481	1	114	1.47	0.03
$*	Link with identifier (in KBR version)	10,327	0.47	18,699	1	125	1.71	0.03
$@	Language of field (in KBR version)	68	0.00	78	1	5	1.10	0.03
$a	Personal name	10,327	0.47	18,699	1	125	1.71	0.03
$b	Numeration	292	0.01	313	1	4	1.07	0.01
$c	Titles and other words associated with a name	5,642	0.26	9,316	1	117	1.63	0.04
$d	Dates associated with a name	8,628	0.40	12,793	1	57	1.43	0.01
$e	Relator term	2	0.00	2	1
$f	Date of a work	1	0.00	1	1
$g	Miscellaneous information	137	0.01	213	1	35	1.55	0.26
$j	Attribution qualifier	5	0.00	5	1
$n	Number of part/section of a work	1	0.00	1	1
$q	Fuller form of name	286	0.01	315	1	4	1.10	0.01
$t	Title of a work	24	0.00	29	1	4	1.21	0.12
$v	Form subdivision	39	0.00	52	1	3	1.35	0.05
$x	General subdivision	90	0.00	142	1	8	1.56	0.08
$y	Chronological subdivision	4	0.00	4	1
$z	Geographic subdivision	5	0.00	6	1	2	1.20	0.16
$0	Authority record control number or standard number	2	0.00	3	1	2	1.50	0.35
$1	Real World Object URI	8,333	0.38	11,929	1	66	1.39	0.01
$2	Source of heading or term	23	0.00	29	1	2	1.25	0.03
$4	Relationship	29	0.00	148	1	15	5.10	0.47
610 — Subject Added Entry - Corporate Name		478	0.02	544	1	5	1.12	0.01
$ind1	Type of corporate name entry element	478	0.02	544	1	5	1.12	0.01
$ind2	Thesaurus	478	0.02	544	1	5	1.12	0.01
$#	number/occurrence of field (in KBR version)	425	0.02	463	1	4	1.08	0.01
$*	Link with identifier (in KBR version)	478	0.02	544	1	5	1.12	0.01
$@	Language of field (in KBR version)	13	0.00	13	1
$a	Corporate name or jurisdiction name as entry element	478	0.02	544	1	5	1.12	0.01
$b	Subordinate unit	38	0.00	70	1	6	1.84	0.13
$c	Location of meeting	11	0.00	11	1
$d	Date of meeting or treaty signing	4	0.00	5	1	2	1.17	0.14
$g	Miscellaneous information	160	0.01	180	1	5	1.11	0.03
$k	Form subheading	1	0.00	1	1
$n	Number of part/section/meeting	2	0.00	2	1
$v	Form subdivision	17	0.00	20	1	3	1.18	0.12
$x	General subdivision	16	0.00	22	1	3	1.38	0.11
$y	Chronological subdivision	2	0.00	2	1
$z	Geographic subdivision	2	0.00	4	1	3	2.00	0.71
$0	Authority record control number or standard number	167	0.01	167	1
$1	Real World Object URI	8	0.00	14	1	5	1.75	0.45
$2	Source of heading or term	7	0.00	8	1	2	1.14	0.12
$4	Relationship	8	0.00	11	1	2	1.38	0.09
611 — Subject Added Entry - Meeting Name		11	0.00	14	1	2	1.27	0.07
$ind1	Type of meeting name entry element	11	0.00	14	1	2	1.27	0.07
$ind2	Thesaurus	11	0.00	14	1	2	1.27	0.07
$#	number/occurrence of field (in KBR version)	7	0.00	8	1	2	1.14	0.12
$*	Link with identifier (in KBR version)	11	0.00	14	1	2	1.27	0.07
$a	Meeting name or jurisdiction name as entry element	11	0.00	14	1	2	1.27	0.07
$c	Location of meeting	1	0.00	1	1
$d	Date of meeting or treaty signing	2	0.00	2	1
$0	Authority record control number or standard number	7	0.00	10	1	2	1.43	0.10
$2	Source of heading or term	8	0.00	11	1	2	1.38	0.09
630 — Subject Added Entry - Uniform Title		29	0.00	49	1	8	1.69	0.25
$ind1	Nonfiling characters	29	0.00	49	1	8	1.69	0.25
$ind2	Thesaurus	29	0.00	49	1	8	1.69	0.25
$#	number/occurrence of field (in KBR version)	10	0.00	19	1	5	1.90	0.34
$*	Link with identifier (in KBR version)	29	0.00	49	1	8	1.69	0.25
$@	Language of field (in KBR version)	1	0.00	1	1
$a	Uniform title	29	0.00	49	1	8	1.69	0.25
$k	Form subheading	2	0.00	6	2	4	3.00	0.71
$l	Language of a work	3	0.00	3	1
$p	Name of part/section of a work	23	0.00	37	1	5	1.61	0.19
$v	Form subdivision	5	0.00	8	1	3	1.60	0.31
$x	General subdivision	23	0.00	46	1	7	2.00	0.27
$y	Chronological subdivision	3	0.00	4	1	2	1.33	0.25
$0	Authority record control number or standard number	1	0.00	1	1
$2	Source of heading or term	2	0.00	2	1
647 — Subject Added Entry - Named Event		19	0.00	19	1
$ind2	Thesaurus	19	0.00	19	1
$#	number/occurrence of field (in KBR version)	19	0.00	19	1
$*	Link with identifier (in KBR version)	19	0.00	19	1
$a	Named event	19	0.00	19	1
$d	Date of named event	19	0.00	19	1
648 — Subject Added Entry - Chronological Term		3,240	0.15	4,649	1	6	1.32	0.00
$ind2	Thesaurus	3,240	0.15	4,649	1	6	1.32	0.00
$#	number/occurrence of field (in KBR version)	889	0.04	1,190	1	6	1.27	0.00
$*	Link with identifier (in KBR version)	3,240	0.15	4,649	1	6	1.32	0.00
$a	Chronological term	3,240	0.15	4,649	1	6	1.32	0.00
$2	Source of heading or term	22	0.00	22	1
650 — Subject Added Entry - Topical Term		332,835	15.26	948,373	1	81	2.64	0.00
$ind1	Level of subject	332,835	15.26	948,373	1	81	2.64	0.00
$ind2	Thesaurus	332,835	15.26	948,373	1	81	2.64	0.00
$#	number/occurrence of field (in KBR version)	25,823	1.18	50,656	1	81	1.69	0.00
$*	Link with identifier (in KBR version)	332,835	15.26	948,426	1	81	2.65	0.00
$@	Language of field (in KBR version)	5,911	0.27	10,354	1	51	1.50	0.00
$a	Topical term or geographic name entry element	332,833	15.26	948,424	1	81	2.65	0.00
$b	Topical term following geographic name entry element	9,930	0.46	10,041	1	4	1.01	0.00
$c	Location of event	1	0.00	1	1	2	1.03	0.03
$g	Miscellaneous information	213,453	9.78	478,880	1	81	2.16	0.00
$v	Form subdivision	9,798	0.45	9,999	1	12	1.02	0.00
$x	General subdivision	1,471	0.07	2,251	1	16	1.46	0.01
$y	Chronological subdivision	1,094	0.05	1,203	1	8	1.10	0.01
$z	Geographic subdivision	815	0.04	1,459	1	10	1.78	0.01
$0	Authority record control number or standard number	150,213	6.89	349,399	1	27	2.17	0.00
$1	Real World Object URI	4	0.00	4	1
$2	Source of heading or term	250,484	11.48	812,150	1	81	3.09	0.00
651 — Subject Added Entry - Geographic Name		6,214	0.28	8,091	1	16	1.10	0.00
$ind2	Thesaurus	6,214	0.28	8,091	1	16	1.10	0.00
$#	number/occurrence of field (in KBR version)	4,783	0.22	5,606	1	16	1.09	0.00
$*	Link with identifier (in KBR version)	6,214	0.28	8,091	1	16	1.10	0.00
$@	Language of field (in KBR version)	1,127	0.05	1,288	1	6	1.09	0.00
$a	Geographic name	6,214	0.28	8,091	1	16	1.10	0.00
$g	Miscellaneous information	107	0.00	137	1	9	1.48	0.04
$v	Form subdivision	898	0.04	2,934	1	12	2.46	0.00
$x	General subdivision	704	0.03	2,136	1	16	2.38	0.01
$y	Chronological subdivision	107	0.00	149	1	8	1.38	0.09
$z	Geographic subdivision	27	0.00	35	1	6	1.34	0.17
$0	Authority record control number or standard number	2,086	0.10	2,121	1	4	1.02	0.00
$2	Source of heading or term	31	0.00	51	1	6	1.51	0.12
653 — Index Term - Uncontrolled		630,340	28.90	6,739,097	1	255	8.46	0.00
$ind1	Level of index term	630,340	28.90	6,739,097	1	255	8.46	0.00
$ind2	Type of term or name	630,340	28.90	6,739,097	1	255	8.46	0.00
$#	number/occurrence of field (in KBR version)	12,182	0.56	18,609	1	61	1.04	0.00
$@	Language of field (in KBR version)	362,251	16.61	6,390,867	1	255	17.61	0.00
$a	Uncontrolled term	630,340	28.90	6,739,246	1	255	8.46	0.00
$1	Real World Object URI	12	0.00	33	2	4	2.75	0.12
654 — Subject Added Entry - Faceted Topical Terms		117,864	5.40	245,187	1	34	1.91	0.00
$ind1	Level of subject	117,864	5.40	245,187	1	34	1.91	0.00
$#	number/occurrence of field (in KBR version)	5,140	0.24	7,685	1	13	1.43	0.00
$*	Link with identifier (in KBR version)	117,864	5.40	280,074	1	66	2.15	0.00
$@	Language of field (in KBR version)	1,494	0.07	2,337	1	13	1.43	0.01
$a	Focus term	117,864	5.40	280,074	1	66	2.15	0.00
$b	Non-focus term	107,717	4.94	344,609	1	62	2.86	0.00
$v	Form subdivision	111	0.01	157	1	5	1.42	0.04
$y	Chronological subdivision	2,942	0.13	3,535	1	10	1.18	0.00
$z	Geographic subdivision	768	0.04	1,251	1	9	1.61	0.02
$0	Authority record control number or standard number	20	0.00	25	1	2	1.25	0.04
$2	Source of heading or term	115,896	5.31	242,289	1	34	1.92	0.00
655 — Index Term - Genre/Form		59,694	2.74	74,871	1	12	1.30	0.00
$ind1	Type of heading	59,694	2.74	74,871	1	12	1.30	0.00
$ind2	Thesaurus	59,694	2.74	74,871	1	12	1.30	0.00
$#	number/occurrence of field (in KBR version)	57,481	2.63	70,864	1	5	1.25	0.00
$*	Link with identifier (in KBR version)	59,694	2.74	74,876	1	12	1.30	0.00
$@	Language of field (in KBR version)	5,013	0.23	7,289	1	5	1.59	0.00
$a	Genre/form data or focus term	59,694	2.74	74,876	1	12	1.30	0.00
$b	Non-focus term	5	0.00	5	1
$v	Form subdivision	5	0.00	5	1
$y	Chronological subdivision	9	0.00	9	1
$0	Authority record control number	57,551	2.64	71,266	1	9	1.24	0.00
$1	Real World Object URI	1	0.00	1	1
$2	Source of term	6,147	0.28	6,168	1	12	1.01	0.00
662 — Subject Added Entry - Hierarchical Place Name		27	0.00	27	1
$#	number/occurrence of field (in KBR version)	27	0.00	27	1
$*	Link with identifier (in KBR version)	27	0.00	27	1
$@	Language of field (in KBR version)	26	0.00	26	1
$a	Country or larger entity	27	0.00	27	1
70X-75X: Added Entry
700 — Added Entry - Personal Name		563,949	25.85	1,254,496	1	128	2.26	0.00
$ind1	Type of personal name entry element	563,949	25.85	1,254,496	1	128	2.26	0.00
$ind2	Type of added entry	563,949	25.85	1,254,496	1	128	2.26	0.00
$#	number/occurrence of field (in KBR version)	239,755	10.99	425,338	1	128	1.79	0.00
$*	Link with identifier (in KBR version)	563,949	25.85	1,254,517	1	128	2.26	0.00
$@	Language of field (in KBR version)	594	0.03	644	1	4	1.30	0.00
$a	Personal name	563,948	25.85	1,254,517	1	128	2.26	0.00
$b	Numeration	8,598	0.39	9,544	1	26	1.10	0.00
$c	Titles and other words associated with a name	230,767	10.58	331,825	1	90	1.58	0.00
$d	Dates associated with a name	390,718	17.91	640,486	1	125	1.76	0.00
$e	Relator term	97	0.00	149	1	4	1.53	0.03
$g	Miscellaneous information	7,602	0.35	8,644	1	14	1.16	0.00
$i	Relationship information	1	0.00	1	1
$j	Attribution qualifier	339	0.02	372	1	4	1.09	0.01
$k	Form subheading	3	0.00	5	1	2	1.67	0.25
$l	Language of a work	524	0.02	598	1	8	1.15	0.01
$q	Fuller form of name	24,557	1.13	26,276	1	8	1.07	0.00
$s	Version	2	0.00	2	1
$t	Title of a work	7	0.00	13	1	5	1.75	0.42
$0	Authority record control number or standard number	163	0.01	165	1	2	1.01	0.01
$1	Real World Object URI	464,717	21.30	863,555	1	120	1.92	0.00
$3	Materials specified	109	0.00	153	1	3	1.40	0.02
$4	Relationship	401,680	18.41	923,189	1	128	2.34	0.00
$5	Institution to which field applies	4	0.00	5	1	2	1.25	0.20
710 — Added Entry - Corporate Name		773,284	35.45	869,164	1	28	1.14	0.00
$ind1	Type of corporate name entry element	773,284	35.45	869,164	1	28	1.14	0.00
$ind2	Type of added entry	773,284	35.45	869,164	1	28	1.14	0.00
$#	number/occurrence of field (in KBR version)	228,171	10.46	259,206	1	28	1.16	0.00
$*	Link with identifier (in KBR version)	773,283	35.45	869,160	1	28	1.14	0.00
$@	Language of field (in KBR version)	47,291	2.17	50,739	1	18	1.11	0.00
$a	Corporate name or jurisdiction name as entry element	773,072	35.44	868,816	1	28	1.14	0.00
$b	Subordinate unit	83,456	3.83	99,841	1	10	1.19	0.00
$c	Location of meeting	87,031	3.99	93,546	1	8	1.09	0.00
$d	Date of meeting or treaty signing	21,230	0.97	22,733	1	14	1.06	0.00
$e	Relator term	21	0.00	33	1	5	1.55	0.17
$f	Date of a work	2	0.00	3	1	2	1.50	0.12
$g	Miscellaneous information	494,120	22.65	543,149	1	27	1.11	0.00
$i	Relationship information	1	0.00	1	1
$l	Language of a work	5,266	0.24	5,746	1	7	1.09	0.00
$o	Arranged statement for music	1	0.00	1	1
$0	Authority record control number or standard number	1	0.00	1	1
$1	Real World Object URI	37,516	1.72	37,708	1	4	1.01	0.00
$3	Materials specified	1	0.00	1	1
$4	Relationship	744,347	34.12	843,118	1	28	1.14	0.00
$6	Linkage	1	0.00	1	1
711 — Added Entry - Meeting Name		1,265	0.06	1,354	1	5	1.07	0.00
$ind1	Type of meeting name entry element	1,265	0.06	1,354	1	5	1.07	0.00
$ind2	Type of added entry	1,265	0.06	1,354	1	5	1.07	0.00
$#	number/occurrence of field (in KBR version)	36	0.00	39	1	2	1.08	0.02
$*	Link with identifier (in KBR version)	1,265	0.06	1,354	1	5	1.07	0.00
$@	Language of field (in KBR version)	4	0.00	7	1	2	1.60	0.14
$a	Meeting name or jurisdiction name as entry element	1,265	0.06	1,354	1	5	1.07	0.00
$c	Location of meeting	19	0.00	21	1	2	1.11	0.05
$d	Date of meeting or treaty signing	564	0.03	592	1	5	1.05	0.01
$n	Number of part/section/meeting	17	0.00	18	1	2	1.06	0.06
$4	Relationship	12	0.00	12	1
720 — Added Entry - Uncontrolled Name		66,325	3.04	93,785	1	33	1.41	0.00
$ind1	Type of name	66,325	3.04	93,785	1	33	1.41	0.00
$#	number/occurrence of field (in KBR version)	55,682	2.55	80,330	1	33	1.44	0.00
$a	Name	66,314	3.04	93,768	1	33	1.41	0.00
$e	Relator term	286	0.01	512	1	10	1.79	0.05
$4	Relationship	58,653	2.69	84,901	1	33	1.45	0.00
730 — Added Entry - Uniform Title		2,839	0.13	3,723	1	11	1.32	0.01
$ind1	Nonfiling characters	2,839	0.13	3,723	1	11	1.32	0.01
$ind2	Type of added entry	2,839	0.13	3,723	1	11	1.32	0.01
$#	number/occurrence of field (in KBR version)	1,593	0.07	2,295	1	11	1.45	0.01
$*	Link with identifier (in KBR version)	2,839	0.13	3,723	1	11	1.32	0.01
$@	Language of field (in KBR version)	7	0.00	9	1	2	1.29	0.11
$a	Uniform title	2,839	0.13	3,723	1	11	1.32	0.01
$d	Date of treaty signing	3	0.00	3	1
$f	Date of a work	144	0.01	185	1	6	1.28	0.03
$i	Relationship information	3	0.00	3	1
$k	Form subheading	12	0.00	22	1	2	1.83	0.07
$l	Language of a work	480	0.02	914	1	11	1.90	0.03
$n	Number of part/section of a work	14	0.00	14	1
$p	Name of part/section of a work	13	0.00	15	1	2	1.21	0.06
$s	Version	1	0.00	1	1
$t	Title of a work	1	0.00	1	1
$4	Relationship	1	0.00	1	1
740 — Added Entry - Uncontrolled Related/Analytical Title		32	0.00	78	1	10	1.04	0.01
$ind1	Nonfiling characters	32	0.00	78	1	10	1.04	0.01
$ind2	Type of added entry	32	0.00	78	1	10	1.04	0.01
$#	number/occurrence of field (in KBR version)	9	0.00	12	1	4	1.33	0.30
$a	Uncontrolled related/analytical title	32	0.00	78	1	10	1.04	0.01
751 — Added Entry - Geographic Name		973	0.04	1,077	1	3	1.11	0.00
$#	number/occurrence of field (in KBR version)	916	0.04	1,014	1	3	1.11	0.00
$*	Link with identifier (in KBR version)	973	0.04	1,077	1	3	1.11	0.00
$@	Language of field (in KBR version)	277	0.01	299	1	2	1.08	0.00
$a	Geographic name	973	0.04	1,077	1	3	1.11	0.00
$e	Relator term	1	0.00	1	1
$4	Relationship	948	0.04	1,052	1	3	1.11	0.00
752 — Added Entry - Hierarchical Place Name		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$*	Link with identifier (in KBR version)	1	0.00	1	1
$a	Country or larger entity	1	0.00	1	1
$b	First-order political jurisdiction	1	0.00	1	1
$d	City	1	0.00	1	1
754 — Added Entry - Taxonomic Identification		1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$*	Link with identifier (in KBR version)	1	0.00	1	1
$a	Taxonomic name	1	0.00	1	1
$x	Non-public note	1	0.00	1	1
758 — Resource Identifier		1,722	0.08	1,724	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)	72	0.00	74	1	2	1.03	0.01
$a	Label	1,720	0.08	1,720	1
$i	Relationship information	1,720	0.08	1,720	1
$1	Real World Object URI	2	0.00	4	2
$4	Relationship	1,722	0.08	1,722	1
76X-78X: Linking Entry
760 — Main Series Entry		1	0.00	1	1
$ind1	Note controller	1	0.00	1	1
$ind2	Display constant controller	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$*	Link with identifier (in KBR version)	1	0.00	1	1
$a	Main entry heading	1	0.00	1	1
$t	Title	1	0.00	1	1
765 — Original Language Entry		8,992	0.41	9,236	1	10	1.03	0.00
$ind1	Note controller	8,992	0.41	9,236	1	10	1.03	0.00
$ind2	Display constant controller	8,992	0.41	9,236	1	10	1.03	0.00
$#	number/occurrence of field (in KBR version)	6,678	0.31	6,887	1	10	1.03	0.00
$*	Link with identifier (in KBR version)	8,992	0.41	9,236	1	10	1.03	0.00
$a	Main entry heading	4,607	0.21	4,746	1	10	1.03	0.00
$d	Place, publisher, and date of publication	3	0.00	3	1
$g	Related parts	14	0.00	14	1
$h	Physical description	1	0.00	1	1
$i	Relationship information	2	0.00	2	1
$o	Other item identifier	1	0.00	1	1
$t	Title	8,992	0.41	9,236	1	10	1.03	0.00
$w	Record control number	3	0.00	4	1	2	1.33	0.25
$z	International Standard Book Number	6,799	0.31	6,999	1	10	1.03	0.00
767 — Translation Entry		3,745	0.17	4,808	1	18	1.28	0.01
$ind1	Note controller	3,745	0.17	4,808	1	18	1.28	0.01
$ind2	Display constant controller	3,745	0.17	4,808	1	18	1.28	0.01
$#	number/occurrence of field (in KBR version)	2,770	0.13	3,708	1	18	1.33	0.01
$*	Link with identifier (in KBR version)	3,745	0.17	4,808	1	18	1.28	0.01
$a	Main entry heading	1,820	0.08	2,368	1	17	1.30	0.01
$g	Related parts	16	0.00	16	1
$t	Title	3,745	0.17	4,808	1	18	1.28	0.01
$z	International Standard Book Number	2,341	0.11	2,992	1	14	1.28	0.01
770 — Supplement/Special Issue Entry		80	0.00	105	1	10	1.34	0.04
$ind1	Note controller	80	0.00	105	1	10	1.34	0.04
$ind2	Display constant controller	80	0.00	105	1	10	1.34	0.04
$#	number/occurrence of field (in KBR version)	59	0.00	84	1	10	1.41	0.08
$*	Link with identifier (in KBR version)	80	0.00	105	1	10	1.34	0.04
$a	Main entry heading	18	0.00	19	1	2	1.03	0.03
$g	Related parts	10	0.00	10	1	2	1.04	0.04
$t	Title	80	0.00	105	1	10	1.34	0.04
$x	International Standard Serial Number	1	0.00	1	1
$z	International Standard Book Number	13	0.00	13	1
772 — Supplement Parent Entry		1,374	0.06	1,376	1	9	1.03	0.01
$ind1	Note controller	1,374	0.06	1,376	1	9	1.03	0.01
$ind2	Display constant controller	1,374	0.06	1,376	1	9	1.03	0.01
$#	number/occurrence of field (in KBR version)	276	0.01	278	1	2	1.01	0.00
$*	Link with identifier (in KBR version)	1,374	0.06	1,376	1	9	1.03	0.01
$a	Main entry heading	178	0.01	178	1
$g	Related parts	1,151	0.05	1,982	1	2	1.70	0.00
$k	Series data for related item	1	0.00	1	1
$t	Title	1,373	0.06	1,375	1	9	1.03	0.01
$x	International Standard Serial Number	1	0.00	1	1
$z	International Standard Book Number	33	0.00	33	1
773 — Host Item Entry		373,328	17.11	393,121	1	6	1.05	0.00
$ind1	Note controller	373,328	17.11	393,121	1	6	1.05	0.00
$ind2	Display constant controller	373,328	17.11	393,121	1	6	1.05	0.00
$#	number/occurrence of field (in KBR version)	201,936	9.26	215,127	1	6	1.05	0.00
$*	Link with identifier (in KBR version)	373,328	17.11	393,142	1	6	1.05	0.00
$@	Language of field (in KBR version)	5	0.00	5	1
$a	Main entry heading	78,722	3.61	79,600	1	5	1.01	0.00
$b	Edition	38,693	1.77	39,858	1	3	1.03	0.00
$d	Place, publisher, and date of publication	1	0.00	1	1
$g	Related parts	325,857	14.94	338,561	1	6	1.04	0.00
$h	Physical description	2,284	0.10	2,305	1	2	1.00	0.00
$i	Relationship information	2,129	0.10	2,154	1	4	1.01	0.00
$n	Note	38,268	1.75	38,567	1	4	1.01	0.00
$o	Other item identifier	1	0.00	1	1
$p	Abbreviated title	2	0.00	2	1
$r	Report number	13	0.00	13	1
$t	Title	373,328	17.11	393,142	1	6	1.05	0.00
$x	International Standard Serial Number	18	0.00	18	1
$z	International Standard Book Number	5,252	0.24	5,314	1	6	1.01	0.00
$0		7	0.00	13	1	2	1.86	0.12
$6	Linkage	1	0.00	1	1
775 — Other Edition Entry		28,685	1.31	63,259	1	25	1.95	0.00
$ind1	Note controller	28,685	1.31	63,259	1	25	1.95	0.00
$ind2	Display constant controller	28,685	1.31	63,259	1	25	1.95	0.00
$#	number/occurrence of field (in KBR version)	22,437	1.03	53,791	1	25	2.21	0.00
$*	Link with identifier (in KBR version)	28,685	1.31	63,269	1	25	1.95	0.00
$a	Main entry heading	14,397	0.66	30,105	1	22	2.07	0.00
$b	Edition	1	0.00	1	1
$c	Qualifying information	4	0.00	4	1
$e	Language code	86	0.00	465	2	10	5.41	0.08
$g	Related parts	1,493	0.07	1,556	1	7	1.04	0.01
$i	Relationship information	15,827	0.73	36,726	1	23	1.92	0.00
$m	Material-specific details	3	0.00	3	1
$t	Title	28,685	1.31	63,269	1	25	1.95	0.00
$w	Record control number	1	0.00	1	1
$z	International Standard Book Number	20,737	0.95	47,139	1	25	2.17	0.00
776 — Additional Physical Form Entry		12,537	0.57	12,778	1	8	1.03	0.00
$ind1	Note controller	12,537	0.57	12,778	1	8	1.03	0.00
$ind2	Display constant controller	12,537	0.57	12,778	1	8	1.03	0.00
$#	number/occurrence of field (in KBR version)	10,219	0.47	10,455	1	8	1.04	0.00
$*	Link with identifier (in KBR version)	12,537	0.57	12,778	1	8	1.03	0.00
$a	Main entry heading	6,185	0.28	6,284	1	8	1.04	0.00
$b	Edition	12	0.00	12	1
$d	Place, publisher, and date of publication	108	0.00	108	1
$g	Related parts	154	0.01	155	1	3	1.02	0.01
$h	Physical description	99	0.00	99	1	2	1.01	0.01
$i	Relationship information	8,247	0.38	8,415	1	8	1.07	0.00
$k	Series data for related item	1	0.00	2	2
$n	Note	1	0.00	1	1
$t	Title	12,537	0.57	12,778	1	8	1.03	0.00
$w	Record control number	116	0.01	116	1
$z	International Standard Book Number	6,320	0.29	6,510	1	8	1.04	0.00
777 — Issued With Entry		609	0.03	1,035	1	10	1.50	0.01
$ind1	Note controller	609	0.03	1,035	1	10	1.50	0.01
$ind2	Display constant controller	609	0.03	1,035	1	10	1.50	0.01
$#	number/occurrence of field (in KBR version)	444	0.02	813	1	10	1.55	0.02
$*	Link with identifier (in KBR version)	609	0.03	1,035	1	10	1.50	0.01
$a	Main entry heading	360	0.02	702	1	10	1.90	0.03
$g	Related parts	55	0.00	58	1	5	1.21	0.02
$t	Title	609	0.03	1,035	1	10	1.50	0.01
780 — Preceding Entry		613	0.03	642	1	9	1.06	0.00
$ind1	Note controller	613	0.03	642	1	9	1.06	0.00
$ind2	Type of relationship	613	0.03	642	1	9	1.06	0.00
$#	number/occurrence of field (in KBR version)	323	0.01	338	1	7	1.07	0.00
$*	Link with identifier (in KBR version)	613	0.03	642	1	9	1.06	0.00
$a	Main entry heading	142	0.01	148	1	2	1.04	0.00
$g	Related parts	48	0.00	49	1	2	1.06	0.01
$t	Title	613	0.03	642	1	9	1.06	0.00
$z	International Standard Book Number	103	0.00	109	1	2	1.05	0.01
785 — Succeeding Entry		518	0.02	554	1	15	1.06	0.00
$ind1	Note controller	518	0.02	554	1	15	1.06	0.00
$ind2	Type of relationship	518	0.02	554	1	15	1.06	0.00
$#	number/occurrence of field (in KBR version)	267	0.01	292	1	3	1.05	0.00
$*	Link with identifier (in KBR version)	518	0.02	554	1	15	1.06	0.00
$a	Main entry heading	114	0.01	119	1	2	1.03	0.01
$g	Related parts	47	0.00	50	1	2	1.06	0.01
$t	Title	518	0.02	554	1	15	1.06	0.00
$z	International Standard Book Number	95	0.00	101	1	2	1.06	0.01
786 — Data Source Entry		927	0.04	1,401	1	7	1.43	0.00
$ind1	Note controller	927	0.04	1,401	1	7	1.43	0.00
$ind2	Display constant controller	927	0.04	1,401	1	7	1.43	0.00
$#	number/occurrence of field (in KBR version)	925	0.04	1,399	1	7	1.43	0.00
$*	Link with identifier (in KBR version)	927	0.04	1,401	1	7	1.43	0.00
$a	Main entry heading	506	0.02	526	1	4	1.26	0.00
$g	Related parts	911	0.04	1,481	1	7	1.51	0.00
$t	Title	927	0.04	1,401	1	7	1.43	0.00
$z	International Standard Book Number	635	0.03	984	1	4	1.23	0.00
787 — Other Relationship Entry		1,597	0.07	1,960	1	15	1.08	0.00
$ind1	Note controller	1,597	0.07	1,960	1	15	1.08	0.00
$ind2	Display constant controller	1,597	0.07	1,960	1	15	1.08	0.00
$#	number/occurrence of field (in KBR version)	1,029	0.05	1,340	1	15	1.09	0.00
$*	Link with identifier (in KBR version)	1,597	0.07	1,964	1	15	1.08	0.00
$a	Main entry heading	564	0.03	735	1	11	1.32	0.01
$g	Related parts	824	0.04	864	1	15	1.03	0.00
$i	Relationship information	655	0.03	700	1	4	1.03	0.00
$n	Note	1	0.00	1	1
$t	Title	1,597	0.07	1,964	1	15	1.08	0.00
$x	International Standard Serial Number	1	0.00	1	1
$z	International Standard Book Number	664	0.03	873	1	12	1.18	0.01
80X-83X: Series Added Entry
800 — Series Added Entry - Personal Name		1,093	0.05	1,093	1
$ind1	Type of personal name entry element	1,093	0.05	1,093	1
$#	number/occurrence of field (in KBR version)	97	0.00	97	1
$*	Link with identifier (in KBR version)	1,093	0.05	1,093	1
$a	Personal name	1,093	0.05	1,093	1
$c	Titles and other words associated with a name	33	0.00	36	1	2	1.04	0.01
$d	Dates associated with a name	174	0.01	174	1
$e	Relator term	1	0.00	1	1
$f	Date of a work	5	0.00	5	1
$g	Miscellaneous information	1	0.00	1	1
$k	Form subheading	1	0.00	1	1
$q	Fuller form of name	7	0.00	7	1
$s	Version	1	0.00	1	1
$t	Title of a work	26	0.00	26	1
$v	Volume/sequential designation	7	0.00	7	1
$3	Materials specified	4	0.00	4	1
810 — Series Added Entry - Corporate Name		2	0.00	2	1
$ind1	Type of corporate name entry element	2	0.00	2	1
$#	number/occurrence of field (in KBR version)	2	0.00	2	1
$*	Link with identifier (in KBR version)	2	0.00	2	1
$a	Corporate name or jurisdiction name as entry element	2	0.00	2	1
$t	Title of a work	2	0.00	2	1
$v	Volume/sequential designation	2	0.00	2	1
830 — Series Added Entry - Uniform Title		297	0.01	651	1	20	2.16	0.14
$ind2	Nonfiling characters	297	0.01	651	1	20	2.16	0.14
$#	number/occurrence of field (in KBR version)	285	0.01	639	1	20	2.21	0.14
$*	Link with identifier (in KBR version)	297	0.01	651	1	20	2.16	0.14
$a	Uniform title	297	0.01	651	1	20	2.16	0.14
$n	Number of part/section of a work	3	0.00	3	1
$p	Name of part/section of a work	13	0.00	13	1
$v	Volume/sequential designation	142	0.01	150	1	2	1.05	0.01
$x	International Standard Serial Number	20	0.00	23	1	2	1.15	0.04
$1	Real World Object URI	1	0.00	1	1
841-88X: Holdings, Location, Alternate Graphics
850 — Holding Institution		7	0.00	7	1
$#	number/occurrence of field (in KBR version)	7	0.00	7	1
$a	Holding institution	7	0.00	7	1
852 — Location		415,113	19.03	421,543	1	54	1.01	0.00
$ind1	Shelving scheme	415,113	19.03	421,543	1	54	1.01	0.00
$ind2	Shelving order	415,113	19.03	421,543	1	54	1.01	0.00
$#	number/occurrence of field (in KBR version)	21,474	0.98	21,499	1	4	1.00	0.00
$@	Language of field (in KBR version)	38	0.00	38	1
$a	Location	393,774	18.05	400,203	1	54	1.02	0.00
$b	Sublocation or collection	393,773	18.05	400,165	1	54	1.02	0.00
$c	Shelving location	404,214	18.53	410,577	1	54	1.01	0.00
$d	Former shelving location	10,931	0.50	10,934	1	4	1.00	0.00
$e	Address	154,824	7.10	161,054	1	54	1.04	0.00
$h	Classification part	391,558	17.95	397,909	1	54	1.02	0.00
$i	Item part	40	0.00	42	1	4	1.12	0.08
$j	Shelving control number	8	0.00	8	1	4	1.33	0.30
$p	Piece designation	393,770	18.05	400,132	1	54	1.02	0.00
$q	Piece physical condition	154,824	7.10	161,054	1	54	1.04	0.00
$t	Copy number	393,763	18.05	400,125	1	54	1.02	0.00
$x	Nonpublic note	2	0.00	2	1
856 — Electronic Location and Access		89,424	4.10	95,419	1	51	1.08	0.00
$ind1	Access method	89,424	4.10	95,419	1	51	1.08	0.00
$ind2	Relationship	89,424	4.10	95,419	1	51	1.08	0.00
$#	number/occurrence of field (in KBR version)	25,488	1.17	27,084	1	45	1.07	0.00
$a	Host name	1	0.00	2	1	2	1.08	0.08
$b		10	0.00	12	1	2	1.20	0.08
$i		5	0.00	5	1	2	1.14	0.12
$k		12	0.00	13	1	2	1.02	0.02
$l	Standardized information governing access	6	0.00	6	1
$n	Terms governing access	22	0.00	27	1	2	1.24	0.03
$q	Electronic format type	10	0.00	10	1
$u	Uniform Resource Identifier	89,330	4.09	95,635	1	51	1.08	0.00
$x	Nonpublic note	7,300	0.33	7,304	1	5	1.00	0.00
$y	Link text	3,234	0.15	6,751	1	51	2.06	0.03
$z	Public note	26,434	1.21	26,523	1	10	1.01	0.00
$3	Materials specified	108	0.00	197	1	4	1.77	0.02
$7	Access status	36,223	1.66	41,201	1	51	1.10	0.00
880 — Alternate Graphic Representation		2,927	0.13	3,207	1	4	1.10	0.00
$#	number/occurrence of field (in KBR version)	2,925	0.13	3,201	1	4	1.09	0.00
$a	Same as associated field	2,923	0.13	3,205	1	4	1.10	0.00
$b	Same as associated field	364	0.02	483	1	4	1.33	0.01
$c	Same as associated field	458	0.02	571	1	3	1.25	0.00
$e	Same as associated field	1	0.00	2	2
$h	Same as associated field	2	0.00	2	1
$i	Same as associated field	4	0.00	4	1
$l	Same as associated field	2	0.00	2	1
$n	Same as associated field	88	0.00	98	1	3	1.11	0.02
$p	Same as associated field	32	0.00	37	1	3	1.16	0.06
$z	Same as associated field	1	0.00	1	1
$6	Linkage	2,916	0.13	3,193	1	4	1.10	0.00
883 — Metadata Provenance		1	0.00	1	1
$ind1	Method of assignment	1	0.00	1	1
$#	number/occurrence of field (in KBR version)	1	0.00	1	1
$a	Creation process	1	0.00	1	1
$c	Confidence value	1	0.00	1	1
$d	Creation date	1	0.00	1	1
$q	Assigning or generation agency	1	0.00	1	1
884 — Description Conversion Information		12	0.00	12	1
$#	number/occurrence of field (in KBR version)	12	0.00	12	1
$a	Conversion process	12	0.00	12	1
$g	Conversion date	12	0.00	12	1
$k	Identifier of source metadata	10	0.00	10	1
$q	Conversion agency	12	0.00	12	1
$u	Uniform Resource Identifier	2	0.00	2	1
886 — Foreign MARC Information Field		20	0.00	32	1	4	1.60	0.14
$ind1	Type of field	20	0.00	32	1	4	1.60	0.14
$#	number/occurrence of field (in KBR version)	19	0.00	31	1	4	1.63	0.15
$a	Tag of the foreign MARC field	20	0.00	89	1	12	4.45	0.60
$b	Content of the foreign MARC field	20	0.00	32	1	4	1.60	0.14
$c		3	0.00	8	2	3	2.67	0.25
$e		1	0.00	2	2
$f		1	0.00	1	1
$g		2	0.00	2	1
$h		10	0.00	14	1	3	1.40	0.18
$k		1	0.00	1	1
$r		1	0.00	1	1
$x		13	0.00	40	1	9	3.08	0.56
$z		13	0.00	25	1	4	1.92	0.19
$2	Source of data	20	0.00	32	1	4	1.60	0.14
Holdings: MARC Holdings tags
866 — Textual Holdings-Basic Bibliographic Unit		803	0.04	870	1	7	1.47	0.00
$ind1	Field encoding level	803	0.04	870	1	7	1.47	0.00
$ind2	Type of notation	803	0.04	870	1	7	1.47	0.00
$#	number/occurrence of field (in KBR version)	434	0.02	456	1	7	1.32	0.00
$a	Textual holdings	800	0.04	867	1	7	1.47	0.00
$x	Nonpublic note	109	0.00	161	1	7	1.53	0.00
$z	Public note	76	0.00	76	1	4	1.01	0.01
OCLCMARC tags
911 — Manifestation identifier		853,332	39.12	853,470	1	4	1.00	0.00
$ind1		377,164	17.29	377,167	1	2	1.00	0.00
$#		525,547	24.09	525,676	1	4	1.00	0.00
$a		853,332	39.12	886,515	1	8	1.04	0.00
Locally defined tags of the Royal Library of Belgium
997 — Item information		1,672,109	76.65	1,964,410	1	254	1.13	0.00
$#	number/occurrence of field	67,250	3.08	89,871	1	16	1.29	0.00
$*	Link with identifier	1,672,109	76.65	1,964,413	1	254	1.13	0.00
$a	Barcode number	1,672,109	76.65	1,964,410	1	254	1.13	0.00
$c	Library (holding institution)	1,672,108	76.65	1,964,415	1	254	1.13	0.00
$d	Section (department of holding institution)	1,672,109	76.65	1,964,416	1	254	1.13	0.00
$g	Call Number	1,622,987	74.40	1,912,184	1	254	1.14	0.00
$h	Rating2	847	0.04	862	1	2	1.02	0.00
$t	Document type	1,672,108	76.65	1,962,692	1	254	1.13	0.00
$v	inventory number	44,083	2.02	48,551	1	19	1.08	0.00
unknown origin
104		1	0.00	1	1
$#		1	0.00	1	1
$b		1	0.00	1	1
853		602	0.03	608	1	4	1.03	0.00
$a		602	0.03	608	1	4	1.03	0.00
$b		602	0.03	608	1	4	1.03	0.00
$c		602	0.03	608	1	4	1.03	0.00
$h		602	0.03	608	1	4	1.03	0.00
$l		602	0.03	608	1	4	1.03	0.00
901		1	0.00	1	1
925		32	0.00	32	1
$#		32	0.00	32	1
$*		32	0.00	32	1
$a		32	0.00	32	1
$b		32	0.00	32	1
$c		32	0.00	32	1
$d		32	0.00	32	1
$f		32	0.00	32	1
$g		32	0.00	32	1
926		2	0.00	2	1
$#		2	0.00	2	1
$*		2	0.00	2	1
$a		2	0.00	2	1
$b		2	0.00	2	1
$c		2	0.00	2	1
$d		2	0.00	2	1
$f		2	0.00	2	1
$g		2	0.00	2	1
933		1	0.00	1	1
$#		1	0.00	1	1
$a		1	0.00	1	1
935		1	0.00	1	1
$#		1	0.00	1	1
$a		1	0.00	1	1
981		3	0.00	3	1
$a		3	0.00	3	1
$c		3	0.00	6	2

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QA catalogue for analysing library data

Completeness

Field groups

Fields defined in MARC21

Fields defined in extensions of MARC

Fields