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The Library Corporation

Welcome to ITSMARC by TLC, a leader in metadata since 1974


MESH

The MeSH (Medical Subject Headings) database contains subject authority records from the National Library of Medicine.

The Library Corporation, Research Park, Inwood, WV 25428

A Free MARC Inventory and Census Service
Institution: Medical Subject Headings
Profile Type: MARC Leader and Fields


Overall Statistics
DescriptionMaximumMinimumAverageTotals
Number of Records---641590
Characters per Record5850161211135838086
Characters per Field108342296509852
Fields per Record143664218146

Record Status (MARC Leader Position 05)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Newn641590100.0011787356686.78

Record Type (MARC Leader Position 06)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Unknown Code[unprintable]641590100.0011787356686.78

Bibliographic Level (MARC Leader Position 07)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Unknown Code[unprintable]641590100.0011787356686.78

Control Type (MARC Leader Position 08)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
No Specified Type[blank]641590100.0011787356686.78

Character Encoding (MARC Leader Position 09)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
UCS/Unicodea641590100.0011787356686.78

Encoding Level (MARC Leader Position 17)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Unknown Code[unprintable]641590100.0011787356686.78

Descriptive Cataloging Form (MARC Leader Position 18)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Non ISBD Form[blank]641590100.0011787356686.78

Linked Record Requirement (MARC Leader Position 19)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Related Record not Required[blank]641590100.0011787356686.78

Modified Record (MARC 008 Position 38)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Not modified[blank]641590100.0011787356686.78

Cataloging Source (MARC 008 Position 39)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Library of Congress[blank]641590100.0011787356686.78

Target Audience (MARC 008 Position 22)
DescriptionMARC CodeRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
Unknown or not spec.[blank]641590100.0011787356686.78

Collection Age (MARC 008 Position 07-10)
DescriptionRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
No Date641590100.0011787356686.78

Languages (MARC 008 Position 35-37)
DescriptionRecord CountPercent of RecordsFile Space ConsumedPercent of File Space
NOT CODED641590100.0011787356686.78

Census of MARC Fields Used in the Collection
TagRecords with TagRepeated FieldsMax LengthMin LengthAverage LengthPercent of RecordsFile Space ConsumedPercent of File Space
1641590-20713100.0089370216.58
3641590-444100.0025663601.89
5641590-161616100.00102654407.56
8641590-404040100.002566360018.89
40641590-141414100.0089822606.61
606493-188101.01675490.05
722991531399776304.6618984731.40
7374-365121300.0196610.01
150640138-13463699.772317517717.06
1511189-558220.19269000.02
155187-607190.0336600.00
18076-339160.0112650.00
36067-9631390.0126710.00
450271771952782266304.2468727765.06
451185223498210.0389180.01
45512988678230.0249910.00
48076229356140.0144690.00
55060082880766210.941922710.14
5554325289150.0110250.00
66712545-6256881.9611075020.82
6802980151083162014.6460189884.43
68825966-9476264.056988750.51

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Database Profiles