QA catalogue for analysing library data

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

number of records: 457,208

Fields		fields	pos./subf.		count	%
Fields defined in MARC21
00X	Control Fields	1	35		457,208	100.00
01X-09X	Numbers and Code	11	47		457,207	100.00
1XX	Main Entry	2	25		53,764	11.76
20X-24X	Title	3	27		457,207	100.00
25X-28X	Edition, Imprint	3	13		110,226	24.11
3XX	Physical Description	13	52		273,666	59.86
4XX	Series Statement	1	4		6,650	1.45
5XX	Note	19	71		94,714	20.72
6XX	Subject Access	9	78		281,200	61.50
70X-75X	Added Entry	4	39		88,712	19.40
76X-78X	Linking Entry	9	78		33,121	7.24
80X-83X	Series Added Entry	2	13		6	0.00
841-88X	Holdings, Location, Alternate Graphics	2	15		398,545	87.17
Holdings	MARC Holdings tags	1	5		9	0.00
Fields defined in extensions of MARC
OCLC	OCLCMARC tags	1	3		329	0.07
KBR	Locally defined tags of the Royal Library of Belgium	1	9		456,758	99.90
unknown	unknown origin	3	5		7	0.00
Total number of data elements		85	519

				records		occurences
				count	%	count	min	max	⌀	σ
00X: Control Fields
Leader
00	Record length			457,208	100.00	457,208	1
05	Record status			457,208	100.00	457,208	1
06	Type of record			457,208	100.00	457,208	1
07	Bibliographic level			457,208	100.00	457,208	1
08	Type of control			457,208	100.00	457,208	1
09	Character coding scheme			457,208	100.00	457,208	1
10	Indicator count			457,208	100.00	457,208	1
11	Subfield code count			457,208	100.00	457,208	1
12	Base address of data			457,208	100.00	457,208	1
17	Encoding level			457,208	100.00	457,208	1
18	Descriptive cataloging form			457,208	100.00	457,208	1
19	Multipart resource record level			457,208	100.00	457,208	1
20	Length of the length-of-field portion			457,208	100.00	457,208	1
21	Length of the starting-character-position portion			457,208	100.00	457,208	1
22	Length of the implementation-defined portion			457,208	100.00	457,208	1
23	Undefined			457,208	100.00	457,208	1
001 — Control Number				457,208	100.00	457,208	1
007 — Physical Description
Common
00	Category of material			103,752	22.69	103,752	1	2	1.05	0.00
Nonprojected graphic
01	Specific material designation			95,738	20.94	95,738	1
Text
01	Specific material designation			8	0.00	8	1	2	1.00	0.00
Unspecified
01	Specific material designation			7,952	1.74	7,952	1
Videorecording
01	Specific material designation			54	0.01	54	1
008 — General Information
All Materials
00	Date entered on file			456,477	99.84	456,477	1
06	Type of date/Publication status			456,477	99.84	456,477	1
07	Date 1			456,477	99.84	456,477	1
11	Date 2			456,477	99.84	456,477	1
15	Place of publication, production, or execution			456,477	99.84	456,477	1
35	Language			451,442	98.74	451,442	1
38	Modified record			451,442	98.74	451,442	1
39	Cataloging source			451,442	98.74	451,442	1
Visual Materials
18	Running time for motion pictures and videorecordings			456,477	99.84	456,477	1
22	Target audience			456,477	99.84	456,477	1
28	Government publication			451,443	98.74	451,443	1
29	Form of item			451,443	98.74	451,443	1
33	Type of visual material			451,443	98.74	451,443	1
34	Technique			451,443	98.74	451,443	1
01X-09X: Numbers and Code
017 — Copyright or Legal Deposit Number				115	0.03	116	1	254	1.02	0.00
$ind2	Display constant controller			115	0.03	116	1	254	1.02	0.00
$#	number/occurrence of field (in KBR version)			11	0.00	11	1	45	1.01	0.00
$a	Copyright or legal deposit number			115	0.03	116	1	254	1.02	0.00
$b	Assigning agency			8	0.00	8	1	16	1.00	0.00
020 — International Standard Book Number				177	0.04	179	1	200	1.04	0.00
$#	number/occurrence of field (in KBR version)			44	0.01	46	1	84	1.03	0.00
$a	International Standard Book Number			109	0.02	111	1	100	1.04	0.00
$c	Terms of availability			110	0.02	110	1	63	1.01	0.00
$q	Qualifying information			9	0.00	11	1	84	1.10	0.00
$z	Canceled/invalid ISBN			3	0.00	3	1	100	1.13	0.02
024 — Other Standard Identifier				4	0.00	4	1	11	1.01	0.00
$ind1	Type of standard number or code			4	0.00	4	1	11	1.01	0.00
$ind2	Difference indicator			4	0.00	4	1	11	1.01	0.00
$#	number/occurrence of field (in KBR version)			4	0.00	4	1	4	1.01	0.00
$a	Standard number or code			4	0.00	4	1	11	1.00	0.00
$c	Terms of availability			1	0.00	1	1	11	1.00	0.00
028 — Publisher or Distributor Number				2	0.00	2	1	21	1.54	0.00
$ind1	Type of number			2	0.00	2	1	21	1.54	0.00
$ind2	Note/added entry controller			2	0.00	2	1	21	1.54	0.00
$#	number/occurrence of field (in KBR version)			2	0.00	2	1	21	1.72	0.00
$a	Publisher or distributor number			2	0.00	2	1	21	1.54	0.00
034 — Coded Cartographic Mathematical Data				1	0.00	1	1	3	1.00	0.00
$ind1	Type of scale			1	0.00	1	1	3	1.00	0.00
$ind2	Type of ring			1	0.00	1	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)			1	0.00	1	1	2	1.00	0.00
$a	Category of scale			1	0.00	1	1	3	1.00	0.00
$b	Constant ratio linear horizontal scale			1	0.00	1	1	3	1.01	0.01
$d	Coordinates - westernmost longitude			1	0.00	1	1	3	1.03	0.01
$e	Coordinates - easternmost longitude			1	0.00	1	1	3	1.03	0.01
$f	Coordinates - northernmost latitude			1	0.00	1	1	3	1.03	0.01
$g	Coordinates - southernmost latitude			1	0.00	1	1	3	1.03	0.01
$1	Real World Object URI			1	0.00	1	1
$2	Source			1	0.00	1	1
035 — System Control Number				8	0.00	8	1	5	1.00	0.00
$a	System control number			8	0.00	8	1	5	1.00	0.00
040 — Cataloging Source				457,206	100.00	457,248	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)			86,297	18.87	86,339	1	4	1.00	0.00
$a	Original cataloging agency			457,206	100.00	457,250	1	4	1.00	0.00
$b	Language of cataloging			52,425	11.47	52,426	1	4	1.00	0.00
$e	Description conventions			43,571	9.53	43,572	1	4	1.00	0.00
041 — Language Code				31,952	6.99	31,996	1	5	1.00	0.00
$ind1	Translation indication			31,952	6.99	31,996	1	5	1.00	0.00
$ind2	Source of code			31,952	6.99	31,996	1	5	1.00	0.00
$#	number/occurrence of field (in KBR version)			7,499	1.64	7,542	1	5	1.00	0.00
$a	Language code of text/sound track or separate title			31,951	6.99	34,006	1	16	1.03	0.00
$h	Language code of original			5	0.00	5	1	12	1.00	0.00
044 — Country of Publishing/Producing Entity Code				59,216	12.95	59,257	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)			11,772	2.57	11,813	1	4	1.00	0.00
$a	MARC country code			59,216	12.95	59,271	1	8	1.04	0.00
080 — Universal Decimal Classification Number				1	0.00	1	1	4	1.13	0.00
$ind1	Type of edition			1	0.00	1	1	4	1.13	0.00
$#	number/occurrence of field (in KBR version)			1	0.00	1	1	4	1.20	0.00
$a	Universal Decimal Classification number			1	0.00	1	1	4	1.13	0.00
084 — Other Classification Number				87	0.02	94	1	6	1.54	0.00
$#	number/occurrence of field (in KBR version)			84	0.02	86	1	5	1.55	0.01
$a	Classification number			87	0.02	94	1	6	1.54	0.00
$b	Item number			1	0.00	1	1
1XX: Main Entry
100 — Main Entry - Personal Name				52,700	11.53	52,700	1	4	1.00	0.00
$ind1	Type of personal name entry element			52,700	11.53	52,700	1	4	1.00	0.00
$#	number/occurrence of field (in KBR version)			30,078	6.58	30,078	1	4	1.00	0.00
$*	Link with identifier (in KBR version)			52,700	11.53	52,700	1	4	1.00	0.00
$@	Language of field (in KBR version)			16	0.00	16	1	2	1.00	0.00
$a	Personal name			52,700	11.53	52,700	1	4	1.00	0.00
$b	Numeration			3,181	0.70	3,181	1	2	1.00	0.00
$c	Titles and words associated with a name			21,425	4.69	21,822	1	9	1.03	0.00
$d	Dates associated with a name			48,109	10.52	48,109	1	4	1.00	0.00
$g	Miscellaneous information			188	0.04	188	1	2	1.00	0.00
$j	Attribution qualifier			7	0.00	7	1
$l	Language of a work			1	0.00	1	1
$q	Fuller form of name			880	0.19	880	1	3	1.00	0.00
$0	Authority record control number or standard number			3	0.00	3	1
$1	Real World Object URI			41,256	9.02	41,256	1	4	1.00	0.00
$4	Relationship			50,939	11.14	52,742	1	6	1.05	0.00
110 — Main Entry - Corporate Name				1,157	0.25	1,157	1	3	1.00	0.00
$ind1	Type of corporate name entry element			1,157	0.25	1,157	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)			1,078	0.24	1,078	1	3	1.01	0.00
$*	Link with identifier (in KBR version)			1,157	0.25	1,157	1	3	1.00	0.00
$@	Language of field (in KBR version)			3	0.00	3	1	3	1.04	0.00
$a	Corporate name or jurisdiction name as entry element			1,157	0.25	1,157	1	3	1.00	0.00
$b	Subordinate unit			20	0.00	21	1	5	1.21	0.00
$c	Location of meeting			16	0.00	16	1	3	1.03	0.00
$d	Date of meeting or treaty signing			10	0.00	10	1
$g	Miscellaneous information			191	0.04	191	1	3	1.00	0.00
$4	Relationship			1,078	0.24	1,103	1	6	1.21	0.00
20X-24X: Title
240 — Uniform Title				11	0.00	11	1
$ind1	Uniform title printed or displayed			11	0.00	11	1
$ind2	Nonfiling characters			11	0.00	11	1
$#	number/occurrence of field (in KBR version)			3	0.00	3	1
$*	Link with identifier (in KBR version)			11	0.00	11	1
$a	Uniform title			11	0.00	11	1
$f	Date of a work			1	0.00	1	1
245 — Title Statement				457,207	100.00	477,820	1	4	1.01	0.00
$ind1	Title added entry			457,207	100.00	477,820	1	4	1.01	0.00
$ind2	Nonfiling characters			457,207	100.00	477,820	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)			425,438	93.05	445,902	1	4	1.02	0.00
$@	Language of field (in KBR version)			20,335	4.45	22,791	1	3	1.12	0.00
$a	Title			457,206	100.00	477,819	1	9	1.01	0.00
$b	Remainder of title			10,316	2.26	10,317	1	10	1.00	0.00
$c	Statement of responsibility, etc.			59,729	13.06	61,626	1	4	1.00	0.00
$h	Medium			100,765	22.04	103,023	1	3	1.01	0.00
$n	Number of part/section of a work			1,027	0.22	1,048	1	25	1.11	0.00
$p	Name of part/section of a work			52	0.01	62	1	48	1.12	0.00
246 — Varying Form of Title				26,964	5.90	54,073	1	24	1.21	0.00
$ind1	Note/added entry controller			26,964	5.90	54,073	1	24	1.21	0.00
$ind2	Type of title			26,964	5.90	54,073	1	24	1.21	0.00
$#	number/occurrence of field (in KBR version)			26,246	5.74	53,011	1	24	1.33	0.00
$@	Language of field (in KBR version)			9,674	2.12	18,598	1	5	1.92	0.00
$a	Title proper/short title			26,860	5.87	53,836	1	24	1.21	0.00
$b	Remainder of title			3,032	0.66	5,646	1	6	1.10	0.00
$g	Miscellaneous information			3	0.00	3	1	8	1.06	0.00
$h	Medium			1	0.00	1	1	5	1.82	0.15
$i	Display text			2	0.00	2	1	10	1.03	0.00
$n	Number of part/section of a work			3	0.00	3	1	9	1.10	0.01
$p	Name of part/section of a work			1	0.00	1	1	9	1.15	0.01
25X-28X: Edition, Imprint
250 — Edition Statement				481	0.11	481	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)			476	0.10	476	1	4	1.02	0.00
$a	Edition statement			477	0.10	477	1	4	1.01	0.00
$b	Remainder of edition statement			33	0.01	33	1	2	1.00	0.00
255 — Cartographic Mathematical Data				2	0.00	2	1	5	1.00	0.00
$#	number/occurrence of field (in KBR version)			2	0.00	2	1	4	1.00	0.00
$a	Statement of scale			1	0.00	1	1	5	1.00	0.00
$f	Outer G-ring coordinate pairs			1	0.00	1	1
264 — Production, Publication, Distribution, Manufacture, and Copyright Notice				110,182	24.10	129,999	1	33	1.05	0.00
$ind1	Sequence of statements			110,182	24.10	129,999	1	33	1.05	0.00
$ind2	Function of entity			110,182	24.10	129,999	1	33	1.05	0.00
$#	number/occurrence of field (in KBR version)			86,789	18.98	106,307	1	30	1.05	0.00
$@	Language of field (in KBR version)			19,113	4.18	19,220	1	3	1.01	0.00
$a	Place of production, publication, distribution, manufacture			65,121	14.24	84,620	1	22	1.12	0.00
$b	Name of producer, publisher, distributor, manufacturer			36,358	7.95	44,412	1	28	1.07	0.00
$c	Date of production, publication, distribution, manufacture, or copyright notice			105,470	23.07	124,926	1	32	1.05	0.00
3XX: Physical Description
300 — Physical Description				132,845	29.06	158,705	1	10	1.03	0.00
$#	number/occurrence of field (in KBR version)			94,019	20.56	110,313	1	10	1.05	0.00
$@	Language of field (in KBR version)			21,251	4.65	41,497	1	3	1.96	0.00
$a	Extent			91,261	19.96	106,295	1	10	1.01	0.00
$b	Other physical details			91,592	20.03	92,101	1	10	1.01	0.00
$c	Dimensions			98,712	21.59	100,491	1	4	1.00	0.00
$e	Accompanying material			495	0.11	495	1	4	1.00	0.00
$f	Type of unit			35,264	7.71	64,645	1	4	1.89	0.00
306 — Playing Time				7	0.00	7	1
$#	number/occurrence of field (in KBR version)			7	0.00	7	1
$a	Playing time			7	0.00	7	1	6	1.02	0.01
310 — Current Publication Frequency				2	0.00	2	1
$#	number/occurrence of field (in KBR version)			2	0.00	2	1
$a	Current publication frequency			2	0.00	2	1
336 — Content Type				81,006	17.72	81,328	1	3	1.01	0.00
$#	number/occurrence of field (in KBR version)			45,673	9.99	45,773	1	3	1.01	0.00
$a	Content type term			81,002	17.72	82,167	1	6	1.23	0.00
$2	Source			73,826	16.15	74,123	1	3	1.00	0.00
337 — Media Type				80,975	17.71	80,987	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)			45,420	9.93	45,432	1	2	1.00	0.00
$a	Media type term			80,970	17.71	80,982	1	2	1.00	0.00
$2	Source			73,790	16.14	73,790	1	2	1.00	0.00
338 — Carrier Type				80,588	17.63	80,888	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)			45,255	9.90	45,333	1	2	1.00	0.00
$a	Carrier type term			80,582	17.62	80,883	1	2	1.00	0.00
$2	Source			73,782	16.14	74,069	1	2	1.00	0.00
340 — Physical Medium				256,818	56.17	257,509	1	8	1.00	0.00
$#	number/occurrence of field (in KBR version)			69,429	15.19	70,117	1	4	1.00	0.00
$@	Language of field (in KBR version)			826	0.18	829	1	2	1.00	0.00
$a	Material base and configuration			225,517	49.32	225,831	1	8	1.01	0.00
$b	Dimensions			36,897	8.07	37,287	1	3	1.01	0.00
$c	Materials applied to surface			35	0.01	35	1
$d	Information recording technique			383	0.08	383	1
$e	Support			13	0.00	13	1
$l	Binding			2	0.00	2	1	3	1.00	0.00
342 — Geospatial Reference Data				1	0.00	1	1
$ind1	Geospatial reference dimension			1	0.00	1	1
$ind2	Geospatial reference method			1	0.00	1	1
$#	number/occurrence of field (in KBR version)			1	0.00	1	1
$a	Name			1	0.00	1	1
$b	Coordinate units or distance units			1	0.00	1	1
$c	Latitude resolution			1	0.00	1	1
$d	Longitude resolution			1	0.00	1	1
$q	Ellipsoid name			1	0.00	1	1
$r	Semi-major axis			1	0.00	1	1
$s	Denominator of flattening ratio			1	0.00	1	1
344 — Sound Characteristics				1	0.00	1	1
$#	number/occurrence of field (in KBR version)			1	0.00	1	1
$a	Type of recording			1	0.00	1	1
$h	Special playback characteristics			1	0.00	1	1
346 — Video Characteristics				12	0.00	12	1
$#	number/occurrence of field (in KBR version)			12	0.00	12	1
$a	Video format			12	0.00	12	1
$b	Broadcast standard			6	0.00	6	1
347 — Digital File Characteristics				11	0.00	11	1	2	1.00	0.00
$#	number/occurrence of field (in KBR version)			11	0.00	11	1	2	1.00	0.00
$a	File type			9	0.00	9	1
$b	Encoding format			11	0.00	11	1	2	1.00	0.00
362 — Dates of Publication and/or Sequential Designation				5	0.00	5	1	3	1.00	0.00
$ind1	Format of date			5	0.00	5	1	3	1.00	0.00
$#	number/occurrence of field (in KBR version)			2	0.00	2	1	3	1.01	0.00
$a	Dates of publication and/or sequential designation			5	0.00	5	1	4	1.00	0.00
385 — Audience Characteristics				2	0.00	2	1	4	1.01	0.00
$#	number/occurrence of field (in KBR version)			2	0.00	2	1	4	1.01	0.00
$a	Audience term			2	0.00	2	1	4	1.01	0.00
4XX: Series Statement
490 — Series Statement				6,650	1.45	6,650	1	5	1.01	0.00
$ind1	Series tracing policy			6,650	1.45	6,650	1	5	1.01	0.00
$#	number/occurrence of field (in KBR version)			3,508	0.77	3,508	1	3	1.02	0.00
$a	Series statement			6,542	1.43	6,545	1	5	1.02	0.00
$v	Volume/sequential designation			708	0.15	708	1	8	1.45	0.00
5XX: Note
500 — General Note				51,484	11.26	67,141	1	76	1.34	0.00
$#	number/occurrence of field (in KBR version)			38,248	8.37	47,258	1	76	1.24	0.00
$@	Language of field (in KBR version)			6,596	1.44	7,237	1	3	1.10	0.00
$a	General note			51,484	11.26	67,141	1	76	1.34	0.00
504 — Bibliography, etc. Note				3	0.00	3	1	7	1.03	0.00
$#	number/occurrence of field (in KBR version)			3	0.00	3	1	7	1.04	0.00
$a	Bibliography, etc. note			3	0.00	3	1	7	1.03	0.00
505 — Formatted Contents Note				97	0.02	155	1	214	3.19	0.02
$ind1	Display constant controller			97	0.02	155	1	214	3.19	0.02
$ind2	Level of content designation			97	0.02	155	1	214	3.19	0.02
$#	number/occurrence of field (in KBR version)			69	0.02	87	1	214	2.78	0.06
$a	Formatted contents note			53	0.01	57	1	35	1.90	0.02
$t	Title			49	0.01	336	1	214	4.74	0.03
510 — Citation/References Note				4,417	0.97	4,835	1	10	1.14	0.00
$ind1	Coverage/location in source			4,417	0.97	4,835	1	10	1.14	0.00
$#	number/occurrence of field (in KBR version)			3,004	0.66	3,253	1	10	1.26	0.00
$a	Name of source			4,417	0.97	4,835	1	10	1.14	0.00
511 — Participant or Performer Note				15	0.00	15	1	20	1.17	0.00
$ind1	Display constant controller			15	0.00	15	1	20	1.17	0.00
$#	number/occurrence of field (in KBR version)			7	0.00	7	1	8	1.17	0.00
$a	Participant or performer note			15	0.00	15	1	20	1.17	0.00
520 — Summary, etc.				6	0.00	6	1	7	1.02	0.00
$ind1	Display constant controller			6	0.00	6	1	7	1.02	0.00
$#	number/occurrence of field (in KBR version)			6	0.00	6	1	6	1.00	0.00
$a	Summary, etc.			6	0.00	6	1	7	1.02	0.00
534 — Original Version Note				1	0.00	1	1
$#	number/occurrence of field (in KBR version)			1	0.00	1	1
$b	Edition statement of original			1	0.00	1	1
$c	Publication, distribution, etc. of original			1	0.00	1	1
$e	Physical description, etc. of original			1	0.00	1	1
$f	Series statement of original			1	0.00	1	1
$k	Key title of original			1	0.00	1	1
540 — Terms Governing Use and Reproduction Note				11	0.00	11	1
$#	number/occurrence of field (in KBR version)			11	0.00	11	1
$a	Terms governing use and reproduction			11	0.00	11	1
541 — Immediate Source of Acquisition Note				403	0.09	403	1	3	1.01	0.00
$ind1	Privacy			403	0.09	403	1	3	1.01	0.00
$#	number/occurrence of field (in KBR version)			402	0.09	402	1	3	1.02	0.00
$a	Source of acquisition			389	0.09	389	1	3	1.01	0.00
$b	Address			226	0.05	226	1
$c	Method of acquisition			104	0.02	104	1
$d	Date of acquisition			348	0.08	348	1	2	1.00	0.00
$e	Accession number			67	0.01	67	1	2	1.03	0.00
$f	Owner			47	0.01	47	1
$n	Extent			96	0.02	96	1
$o	Type of unit			30	0.01	30	1
545 — Biographical or Historical Data				10	0.00	10	1	2	1.10	0.02
$ind1	Type of data			10	0.00	10	1	2	1.10	0.02
$#	number/occurrence of field (in KBR version)			10	0.00	10	1	2	1.10	0.05
$a	Biographical or historical data			10	0.00	10	1	2	1.10	0.02
$b	Expansion			1	0.00	1	1
546 — Language Note				1	0.00	1	1	4	1.02	0.00
$#	number/occurrence of field (in KBR version)			1	0.00	1	1	3	1.01	0.00
$a	Language note			1	0.00	1	1	2	1.01	0.00
561 — Ownership and Custodial History				21,596	4.72	25,291	1	5	1.15	0.00
$ind1	Privacy			21,596	4.72	25,291	1	5	1.15	0.00
$#	number/occurrence of field (in KBR version)			20,848	4.56	23,931	1	5	1.13	0.00
$@	Language of field (in KBR version)			3,221	0.70	3,226	1	3	1.00	0.00
$a	History			21,596	4.72	25,291	1	5	1.15	0.00
562 — Copy and Version Identification Note				47,259	10.34	48,845	1	12	1.14	0.00
$#	number/occurrence of field (in KBR version)			21,549	4.71	22,573	1	12	1.12	0.00
$a	Identifying markings			6,793	1.49	6,800	1	5	1.05	0.00
$b	Copy identification			35,825	7.84	37,409	1	12	1.15	0.00
$c	Version identification			9,958	2.18	9,975	1	2	1.00	0.00
$d	Presentation format			1	0.00	1	1
$e	Number of copies			6	0.00	6	1	2	1.00	0.00
563 — Binding Information				10,138	2.22	10,138	1	3	1.02	0.00
$#	number/occurrence of field (in KBR version)			663	0.15	663	1	3	1.06	0.00
$a	Binding note			10,138	2.22	10,138	1	3	1.02	0.00
565 — Case File Characteristics 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
$b	Name of variable			1	0.00	1	1
581 — Publications About Described Materials Note				21,491	4.70	21,862	1	4	1.02	0.00
$ind1	Display constant controller			21,491	4.70	21,862	1	4	1.02	0.00
$#	number/occurrence of field (in KBR version)			21,232	4.64	21,602	1	4	1.02	0.00
$@	Language of field (in KBR version)			38	0.01	38	1	4	1.10	0.08
$a	Publications about described materials note			21,491	4.70	21,862	1	4	1.02	0.00
583 — Action Note				233	0.05	233	1	3	1.02	0.00
$ind1	Privacy			233	0.05	233	1	3	1.02	0.00
$#	number/occurrence of field (in KBR version)			226	0.05	226	1	3	1.02	0.00
$a	Action			233	0.05	233	1
585 — Exhibitions Note				2,153	0.47	2,828	1	15	1.31	0.01
$#	number/occurrence of field (in KBR version)			2,153	0.47	2,828	1	15	1.31	0.01
$a	Exhibitions note			2,153	0.47	2,828	1	15	1.31	0.01
$3	Materials specified			1	0.00	1	1
586 — Awards Note				1	0.00	2	1	6	1.12	0.03
$ind1	Display constant controller			1	0.00	2	1	6	1.12	0.03
$#	number/occurrence of field (in KBR version)			1	0.00	2	1	6	1.12	0.03
$a	Awards note			1	0.00	2	1	6	1.12	0.03
6XX: Subject Access
600 — Subject Added Entry - Personal Name				1,773	0.39	2,347	1	125	1.71	0.03
$ind1	Type of personal name entry element			1,773	0.39	2,347	1	125	1.71	0.03
$ind2	Thesaurus			1,773	0.39	2,347	1	125	1.71	0.03
$#	number/occurrence of field (in KBR version)			1,626	0.36	2,076	1	114	1.47	0.03
$*	Link with identifier (in KBR version)			1,773	0.39	2,347	1	125	1.71	0.03
$@	Language of field (in KBR version)			43	0.01	47	1	5	1.11	0.03
$a	Personal name			1,773	0.39	2,347	1	125	1.71	0.03
$b	Numeration			23	0.01	24	1	4	1.07	0.01
$c	Titles and other words associated with a name			600	0.13	979	1	117	1.63	0.04
$d	Dates associated with a name			1,694	0.37	2,082	1	57	1.43	0.01
$g	Miscellaneous information			4	0.00	5	1	35	1.55	0.26
$q	Fuller form of name			21	0.00	24	1	4	1.10	0.01
$x	General subdivision			6	0.00	9	1	8	1.56	0.08
$1	Real World Object URI			1,569	0.34	1,921	1	66	1.38	0.01
610 — Subject Added Entry - Corporate Name				77	0.02	79	1	5	1.12	0.01
$ind1	Type of corporate name entry element			77	0.02	79	1	5	1.12	0.01
$ind2	Thesaurus			77	0.02	79	1	5	1.12	0.01
$#	number/occurrence of field (in KBR version)			68	0.01	70	1	4	1.08	0.01
$*	Link with identifier (in KBR version)			77	0.02	79	1	5	1.12	0.01
$@	Language of field (in KBR version)			1	0.00	1	1
$a	Corporate name or jurisdiction name as entry element			77	0.02	79	1	5	1.12	0.01
$d	Date of meeting or treaty signing			2	0.00	2	1	2	1.17	0.14
$g	Miscellaneous information			26	0.01	27	1	5	1.11	0.03
$0	Authority record control number or standard number			27	0.01	27	1
648 — Subject Added Entry - Chronological Term				48,594	10.63	63,776	1	6	1.32	0.00
$ind2	Thesaurus			48,594	10.63	63,776	1	6	1.32	0.00
$#	number/occurrence of field (in KBR version)			26,847	5.87	33,967	1	6	1.27	0.00
$*	Link with identifier (in KBR version)			48,594	10.63	63,776	1	6	1.32	0.00
$a	Chronological term			48,594	10.63	63,776	1	6	1.32	0.00
650 — Subject Added Entry - Topical Term				33,600	7.35	45,808	1	81	2.63	0.00
$ind1	Level of subject			33,600	7.35	45,808	1	81	2.63	0.00
$ind2	Thesaurus			33,600	7.35	45,808	1	81	2.63	0.00
$#	number/occurrence of field (in KBR version)			18,043	3.95	25,531	1	81	1.70	0.00
$*	Link with identifier (in KBR version)			33,600	7.35	45,808	1	81	2.65	0.00
$@	Language of field (in KBR version)			9,644	2.11	13,718	1	51	1.50	0.00
$a	Topical term or geographic name entry element			33,600	7.35	45,808	1	81	2.65	0.00
$b	Topical term following geographic name entry element			17	0.00	18	1	4	1.01	0.00
$c	Location of event			29	0.01	30	1	2	1.03	0.03
$e	Relator term			1	0.00	1	1
$g	Miscellaneous information			10,407	2.28	11,565	1	81	2.22	0.00
$v	Form subdivision			19	0.00	19	1	12	1.02	0.00
$x	General subdivision			516	0.11	673	1	16	1.47	0.01
$y	Chronological subdivision			13	0.00	16	1	8	1.10	0.01
$z	Geographic subdivision			16	0.00	23	1	10	1.78	0.01
$0	Authority record control number or standard number			7,181	1.57	7,758	1	27	2.12	0.00
$1	Real World Object URI			1	0.00	1	1
$2	Source of heading or term			8,844	1.93	10,030	1	81	3.08	0.00
651 — Subject Added Entry - Geographic Name				53,593	11.72	56,575	1	16	1.10	0.00
$ind2	Thesaurus			53,593	11.72	56,575	1	16	1.10	0.00
$#	number/occurrence of field (in KBR version)			36,738	8.04	39,031	1	16	1.09	0.00
$*	Link with identifier (in KBR version)			53,593	11.72	56,575	1	16	1.10	0.00
$@	Language of field (in KBR version)			2,816	0.62	3,035	1	6	1.09	0.00
$a	Geographic name			53,593	11.72	56,575	1	16	1.10	0.00
$v	Form subdivision			17	0.00	17	1	12	2.46	0.00
$x	General subdivision			26	0.01	52	1	16	2.38	0.01
$z	Geographic subdivision			1	0.00	3	1	6	1.34	0.17
$0	Authority record control number or standard number			37,231	8.14	37,730	1	4	1.02	0.00
653 — Index Term - Uncontrolled				184,109	40.27	185,575	1	255	8.47	0.00
$ind1	Level of index term			184,109	40.27	185,575	1	255	8.47	0.00
$ind2	Type of term or name			184,109	40.27	185,575	1	255	8.47	0.00
$#	number/occurrence of field (in KBR version)			175,710	38.43	176,514	1	61	1.04	0.00
$a	Uncontrolled term			184,109	40.27	185,575	1	255	8.47	0.00
654 — Subject Added Entry - Faceted Topical Terms				7,226	1.58	13,173	1	34	1.91	0.00
$ind1	Level of subject			7,226	1.58	13,173	1	34	1.91	0.00
$#	number/occurrence of field (in KBR version)			51	0.01	59	1	13	1.42	0.00
$*	Link with identifier (in KBR version)			7,226	1.58	13,437	1	66	2.15	0.00
$@	Language of field (in KBR version)			42	0.01	49	1	13	1.41	0.00
$a	Focus term			7,226	1.58	13,437	1	66	2.15	0.00
$b	Non-focus term			7,107	1.55	13,576	1	62	2.86	0.00
$y	Chronological subdivision			12	0.00	12	1	10	1.18	0.00
$z	Geographic subdivision			23	0.01	23	1	9	1.61	0.02
$2	Source of heading or term			7,201	1.57	13,148	1	34	1.91	0.00
655 — Index Term - Genre/Form				85,792	18.76	125,997	1	12	1.30	0.00
$ind1	Type of heading			85,792	18.76	125,997	1	12	1.30	0.00
$ind2	Thesaurus			85,792	18.76	125,997	1	12	1.30	0.00
$#	number/occurrence of field (in KBR version)			60,452	13.22	86,192	1	5	1.25	0.00
$*	Link with identifier (in KBR version)			85,792	18.76	126,210	1	12	1.30	0.00
$@	Language of field (in KBR version)			9,478	2.07	17,156	1	5	1.59	0.00
$a	Genre/form data or focus term			85,792	18.76	126,210	1	12	1.30	0.00
$0	Authority record control number			82,125	17.96	112,201	1	9	1.25	0.00
$1	Real World Object URI			53	0.01	53	1
$2	Source of term			1	0.00	1	1	12	1.01	0.00
662 — Subject 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
$d	City			1	0.00	1	1
70X-75X: Added Entry
700 — Added Entry - Personal Name				84,392	18.46	125,708	1	128	2.26	0.00
$ind1	Type of personal name entry element			84,392	18.46	125,708	1	128	2.26	0.00
$ind2	Type of added entry			84,392	18.46	125,708	1	128	2.26	0.00
$#	number/occurrence of field (in KBR version)			61,472	13.45	82,639	1	128	1.79	0.00
$*	Link with identifier (in KBR version)			84,392	18.46	125,708	1	128	2.26	0.00
$@	Language of field (in KBR version)			8,239	1.80	10,891	1	4	1.30	0.00
$a	Personal name			84,392	18.46	125,708	1	128	2.26	0.00
$b	Numeration			4,094	0.90	4,593	1	26	1.10	0.00
$c	Titles and other words associated with a name			59,122	12.93	68,166	1	90	1.58	0.00
$d	Dates associated with a name			83,364	18.23	119,621	1	125	1.76	0.00
$f	Date of a work			3	0.00	3	1	12	2.88	1.18
$g	Miscellaneous information			824	0.18	826	1	14	1.16	0.00
$j	Attribution qualifier			9	0.00	9	1	4	1.09	0.01
$q	Fuller form of name			9,931	2.17	10,702	1	8	1.07	0.00
$0	Authority record control number or standard number			10	0.00	10	1	2	1.01	0.01
$1	Real World Object URI			71,097	15.55	95,606	1	120	1.92	0.00
$4	Relationship			65,616	14.35	107,693	1	128	2.34	0.00
710 — Added Entry - Corporate Name				21,755	4.76	22,476	1	28	1.14	0.00
$ind1	Type of corporate name entry element			21,755	4.76	22,476	1	28	1.14	0.00
$ind2	Type of added entry			21,755	4.76	22,476	1	28	1.14	0.00
$#	number/occurrence of field (in KBR version)			16,563	3.62	16,890	1	28	1.16	0.00
$*	Link with identifier (in KBR version)			21,755	4.76	22,476	1	28	1.14	0.00
$@	Language of field (in KBR version)			5,468	1.20	5,562	1	18	1.11	0.00
$a	Corporate name or jurisdiction name as entry element			21,755	4.76	22,475	1	28	1.14	0.00
$b	Subordinate unit			277	0.06	280	1	10	1.19	0.00
$c	Location of meeting			374	0.08	379	1	8	1.09	0.00
$d	Date of meeting or treaty signing			631	0.14	641	1	14	1.06	0.00
$e	Relator term			1	0.00	1	1	5	1.55	0.17
$g	Miscellaneous information			2,073	0.45	2,167	1	27	1.11	0.00
$1	Real World Object URI			148	0.03	148	1	4	1.01	0.00
$4	Relationship			21,660	4.74	22,403	1	28	1.14	0.00
730 — Added Entry - Uniform Title				45	0.01	45	1	11	1.32	0.01
$ind1	Nonfiling characters			45	0.01	45	1	11	1.32	0.01
$ind2	Type of added entry			45	0.01	45	1	11	1.32	0.01
$#	number/occurrence of field (in KBR version)			24	0.01	24	1	11	1.45	0.01
$*	Link with identifier (in KBR version)			45	0.01	45	1	11	1.32	0.01
$a	Uniform title			45	0.01	45	1	11	1.32	0.01
$l	Language of a work			1	0.00	1	1	11	1.90	0.03
751 — Added Entry - Geographic Name				2	0.00	2	1	3	1.11	0.00
$#	number/occurrence of field (in KBR version)			1	0.00	1	1	3	1.11	0.00
$*	Link with identifier (in KBR version)			2	0.00	2	1	3	1.11	0.00
$a	Geographic name			2	0.00	2	1	3	1.11	0.00
$4	Relationship			2	0.00	2	1	3	1.11	0.00
76X-78X: Linking Entry
772 — Supplement Parent Entry				72	0.02	72	1	9	1.03	0.01
$ind1	Note controller			72	0.02	72	1	9	1.03	0.01
$ind2	Display constant controller			72	0.02	72	1	9	1.03	0.01
$#	number/occurrence of field (in KBR version)			58	0.01	58	1	2	1.01	0.00
$*	Link with identifier (in KBR version)			72	0.02	72	1	9	1.03	0.01
$a	Main entry heading			66	0.01	66	1
$g	Related parts			28	0.01	28	1	2	1.70	0.00
$t	Title			72	0.02	72	1	9	1.03	0.01
773 — Host Item Entry				14,687	3.21	14,736	1	6	1.05	0.00
$ind1	Note controller			14,687	3.21	14,736	1	6	1.05	0.00
$ind2	Display constant controller			14,687	3.21	14,736	1	6	1.05	0.00
$#	number/occurrence of field (in KBR version)			13,335	2.92	13,383	1	6	1.05	0.00
$*	Link with identifier (in KBR version)			14,687	3.21	14,739	1	6	1.05	0.00
$a	Main entry heading			10,836	2.37	10,855	1	5	1.01	0.00
$b	Edition			137	0.03	137	1	3	1.03	0.00
$g	Related parts			9,736	2.13	9,782	1	6	1.04	0.00
$h	Physical description			3,928	0.86	3,928	1	2	1.00	0.00
$n	Note			1,236	0.27	1,236	1	4	1.01	0.00
$t	Title			14,687	3.21	14,739	1	6	1.05	0.00
$x	International Standard Serial Number			1	0.00	1	1
$z	International Standard Book Number			6	0.00	6	1	6	1.01	0.00
775 — Other Edition Entry				268	0.06	332	1	25	1.95	0.00
$ind1	Note controller			268	0.06	332	1	25	1.95	0.00
$ind2	Display constant controller			268	0.06	332	1	25	1.95	0.00
$#	number/occurrence of field (in KBR version)			263	0.06	322	1	25	2.22	0.00
$*	Link with identifier (in KBR version)			268	0.06	332	1	25	1.95	0.00
$a	Main entry heading			251	0.05	312	1	22	2.07	0.00
$g	Related parts			49	0.01	52	1	7	1.04	0.01
$i	Relationship information			21	0.00	27	1	23	1.92	0.00
$t	Title			268	0.06	332	1	25	1.95	0.00
$z	International Standard Book Number			1	0.00	1	1	25	2.17	0.00
776 — Additional Physical Form Entry				569	0.12	706	1	8	1.04	0.00
$ind1	Note controller			569	0.12	706	1	8	1.04	0.00
$ind2	Display constant controller			569	0.12	706	1	8	1.04	0.00
$#	number/occurrence of field (in KBR version)			536	0.12	673	1	8	1.04	0.00
$*	Link with identifier (in KBR version)			569	0.12	706	1	8	1.04	0.00
$a	Main entry heading			457	0.10	594	1	8	1.04	0.00
$g	Related parts			7	0.00	9	1	3	1.02	0.01
$i	Relationship information			135	0.03	146	1	8	1.07	0.00
$t	Title			569	0.12	706	1	8	1.04	0.00
$z	International Standard Book Number			31	0.01	31	1	8	1.04	0.00
777 — Issued With Entry				297	0.06	356	1	10	1.50	0.01
$ind1	Note controller			297	0.06	356	1	10	1.50	0.01
$ind2	Display constant controller			297	0.06	356	1	10	1.50	0.01
$#	number/occurrence of field (in KBR version)			297	0.06	356	1	10	1.55	0.02
$*	Link with identifier (in KBR version)			297	0.06	356	1	10	1.50	0.01
$a	Main entry heading			60	0.01	119	1	10	1.91	0.03
$g	Related parts			215	0.05	268	1	5	1.21	0.02
$t	Title			297	0.06	356	1	10	1.50	0.01
780 — Preceding Entry				12	0.00	13	1	9	1.06	0.00
$ind1	Note controller			12	0.00	13	1	9	1.06	0.00
$ind2	Type of relationship			12	0.00	13	1	9	1.06	0.00
$#	number/occurrence of field (in KBR version)			9	0.00	10	1	7	1.07	0.00
$*	Link with identifier (in KBR version)			12	0.00	13	1	9	1.06	0.00
$a	Main entry heading			11	0.00	12	1	2	1.04	0.00
$g	Related parts			1	0.00	1	1	2	1.06	0.01
$t	Title			12	0.00	13	1	9	1.06	0.00
785 — Succeeding Entry				10	0.00	10	1	15	1.06	0.00
$ind1	Note controller			10	0.00	10	1	15	1.06	0.00
$ind2	Type of relationship			10	0.00	10	1	15	1.06	0.00
$#	number/occurrence of field (in KBR version)			5	0.00	5	1	3	1.05	0.00
$*	Link with identifier (in KBR version)			10	0.00	10	1	15	1.06	0.00
$a	Main entry heading			8	0.00	8	1	2	1.03	0.01
$g	Related parts			4	0.00	5	1	2	1.06	0.01
$t	Title			10	0.00	10	1	15	1.06	0.00
$z	International Standard Book Number			2	0.00	2	1	2	1.06	0.01
786 — Data Source Entry				16,127	3.53	22,914	1	7	1.43	0.00
$ind1	Note controller			16,127	3.53	22,914	1	7	1.43	0.00
$ind2	Display constant controller			16,127	3.53	22,914	1	7	1.43	0.00
$#	number/occurrence of field (in KBR version)			16,070	3.51	22,857	1	7	1.43	0.00
$*	Link with identifier (in KBR version)			16,127	3.53	22,914	1	7	1.43	0.00
$a	Main entry heading			7,428	1.62	9,473	1	4	1.26	0.00
$g	Related parts			15,407	3.37	23,159	1	7	1.51	0.00
$i	Relationship information			1	0.00	1	1
$t	Title			16,127	3.53	22,914	1	7	1.43	0.00
$z	International Standard Book Number			8,799	1.92	10,642	1	4	1.23	0.00
787 — Other Relationship Entry				9,565	2.09	10,041	1	15	1.08	0.00
$ind1	Note controller			9,565	2.09	10,041	1	15	1.08	0.00
$ind2	Display constant controller			9,565	2.09	10,041	1	15	1.08	0.00
$#	number/occurrence of field (in KBR version)			4,795	1.05	5,029	1	15	1.09	0.00
$*	Link with identifier (in KBR version)			9,565	2.09	10,041	1	15	1.08	0.00
$@	Language of field (in KBR version)			1	0.00	1	1
$a	Main entry heading			883	0.19	1,175	1	11	1.32	0.01
$g	Related parts			8,713	1.91	8,976	1	15	1.03	0.00
$i	Relationship information			8,157	1.78	8,425	1	4	1.04	0.00
$t	Title			9,565	2.09	10,041	1	15	1.08	0.00
$z	International Standard Book Number			1,312	0.29	1,455	1	12	1.18	0.01
80X-83X: Series Added Entry
800 — Series Added Entry - Personal Name				4	0.00	4	1
$ind1	Type of personal name entry element			4	0.00	4	1
$#	number/occurrence of field (in KBR version)			4	0.00	4	1
$*	Link with identifier (in KBR version)			4	0.00	4	1
$a	Personal name			4	0.00	4	1
$c	Titles and other words associated with a name			3	0.00	3	1	2	1.04	0.01
$d	Dates associated with a name			3	0.00	3	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
$c	Location of meeting			2	0.00	2	1
$d	Date of meeting or treaty signing			2	0.00	2	1
$4	Relationship			2	0.00	2	1
841-88X: Holdings, Location, Alternate Graphics
852 — Location				333,952	73.04	333,953	1	54	1.01	0.00
$ind1	Shelving scheme			333,952	73.04	333,953	1	54	1.01	0.00
$ind2	Shelving order			333,952	73.04	333,953	1	54	1.01	0.00
$#	number/occurrence of field (in KBR version)			332,552	72.74	332,553	1	4	1.00	0.00
$a	Location			5	0.00	5	1	54	1.02	0.00
$c	Shelving location			333,947	73.04	333,948	1	54	1.01	0.00
856 — Electronic Location and Access				76,982	16.84	82,242	1	51	1.08	0.00
$ind1	Access method			76,982	16.84	82,242	1	51	1.08	0.00
$ind2	Relationship			76,982	16.84	82,242	1	51	1.08	0.00
$#	number/occurrence of field (in KBR version)			25,213	5.51	26,298	1	45	1.07	0.00
$a	Host name			6	0.00	6	1	2	1.08	0.08
$u	Uniform Resource Identifier			76,949	16.83	82,028	1	51	1.08	0.00
$x	Nonpublic note			2	0.00	2	1	5	1.00	0.00
$y	Link text			96	0.02	154	1	51	2.07	0.03
$z	Public note			580	0.13	685	1	10	1.01	0.00
$6	Linkage			1	0.00	1	1
$7	Access status			76,644	16.76	81,807	1	51	1.10	0.00
Holdings: MARC Holdings tags
866 — Textual Holdings-Basic Bibliographic Unit				9	0.00	9	1	7	1.47	0.00
$ind1	Field encoding level			9	0.00	9	1	7	1.47	0.00
$ind2	Type of notation			9	0.00	9	1	7	1.47	0.00
$#	number/occurrence of field (in KBR version)			9	0.00	9	1	7	1.32	0.00
$a	Textual holdings			2	0.00	2	1	7	1.47	0.00
$z	Public note			7	0.00	7	1	4	1.01	0.01
OCLCMARC tags
911 — Manifestation identifier				329	0.07	329	1	4	1.00	0.00
$ind1				124	0.03	124	1	2	1.00	0.00
$#				169	0.04	169	1	4	1.00	0.00
$a				329	0.07	339	1	8	1.04	0.00
Locally defined tags of the Royal Library of Belgium
997 — Item information				456,758	99.90	458,264	1	254	1.13	0.00
$#	number/occurrence of field			18,748	4.10	18,826	1	16	1.29	0.00
$*	Link with identifier			456,758	99.90	458,264	1	254	1.13	0.00
$a	Barcode number			456,758	99.90	458,264	1	254	1.13	0.00
$c	Library (holding institution)			456,758	99.90	458,264	1	254	1.13	0.00
$d	Section (department of holding institution)			456,758	99.90	458,264	1	254	1.13	0.00
$g	Call Number			455,535	99.63	457,024	1	254	1.14	0.00
$h	Rating2			11	0.00	11	1	2	1.02	0.00
$t	Document type			456,758	99.90	458,264	1	254	1.13	0.00
$v	inventory number			14,214	3.11	14,231	1	19	1.09	0.00
unknown origin
853				6	0.00	6	1	4	1.03	0.00
$a				1	0.00	1	1	4	1.03	0.00
$c				5	0.00	5	1	4	1.03	0.00
863				1	0.00	1	1
$c				1	0.00	1	1
867				1	0.00	1	1	3	1.13	0.04
$#				1	0.00	1	1	3	1.13	0.04
$a				1	0.00	1	1	3	1.13	0.04