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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 ServiceInstitution: | MESH MARCH 21 2024 | Profile Type: | MARC Leader and Fields | Performed on: | Thu, Mar 21, 2024. 9:22:10 AM |
Overall Statistics
Description | Maximum | Minimum | Average | Totals |
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Number of Records | - | - | - | 658101 |
Characters per Record | 5533 | 211 | 262 | 172561155 |
Characters per Field | 1083 | 4 | 25 | 129562440 |
Fields per Record | 144 | 7 | 7 | 4991295 |
Record Status (MARC Leader Position 05)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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New | n | 658101 | 100.00 | 154134327 | 89.32 |
Record Type (MARC Leader Position 06)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Unknown Code | [unprintable] | 658101 | 100.00 | 154134327 | 89.32 |
Bibliographic Level (MARC Leader Position 07)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Unknown Code | [unprintable] | 658101 | 100.00 | 154134327 | 89.32 |
Control Type (MARC Leader Position 08)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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No Specified Type | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Character Encoding (MARC Leader Position 09)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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UCS/Unicode | a | 658101 | 100.00 | 154134327 | 89.32 |
Encoding Level (MARC Leader Position 17)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Unknown Code | [unprintable] | 658101 | 100.00 | 154134327 | 89.32 |
Descriptive Cataloging Form (MARC Leader Position 18)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Non ISBD Form | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Linked Record Requirement (MARC Leader Position 19)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Related Record not Required | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Modified Record (MARC 008 Position 38)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Not modified | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Cataloging Source (MARC 008 Position 39)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Library of Congress | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Target Audience (MARC 008 Position 22)
Description | MARC Code | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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Unknown or not spec. | [blank] | 658101 | 100.00 | 154134327 | 89.32 |
Collection Age (MARC 008 Position 07-10)
Description | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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No Date | 658101 | 100.00 | 154134327 | 89.32 |
Languages (MARC 008 Position 35-37)
Description | Record Count | Percent of Records | File Space Consumed | Percent of File Space |
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NOT CODED | 658101 | 100.00 | 154134327 | 89.32 |
Census of MARC Fields Used in the Collection
Tag | Records with Tag | Repeated Fields | Max Length | Min Length | Average Length | Percent of Records | File Space Consumed | Percent of File Space |
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1 | 658101 | - | 20 | 7 | 13 | 100.00 | 9212166 | 5.34 | 3 | 658101 | - | 4 | 4 | 4 | 100.00 | 2632404 | 1.53 | 5 | 658101 | - | 16 | 16 | 16 | 100.00 | 10529616 | 6.10 | 8 | 658101 | - | 40 | 40 | 40 | 100.00 | 26324040 | 15.25 | 24 | 658101 | - | 52 | 39 | 45 | 100.00 | 30271398 | 17.54 | 40 | 658101 | - | 14 | 14 | 14 | 100.00 | 9213414 | 5.34 | 60 | 6262 | - | 16 | 8 | 10 | 0.95 | 64682 | 0.04 | 72 | 30762 | 33695 | 77 | 6 | 31 | 4.67 | 1999625 | 1.16 | 73 | 74 | - | 365 | 12 | 130 | 0.01 | 9661 | 0.01 | 150 | 656635 | - | 134 | 6 | 36 | 99.78 | 23824292 | 13.81 | 151 | 1201 | - | 55 | 8 | 22 | 0.18 | 27222 | 0.02 | 155 | 189 | - | 60 | 7 | 19 | 0.03 | 3699 | 0.00 | 180 | 76 | - | 33 | 9 | 16 | 0.01 | 1265 | 0.00 | 360 | 67 | - | 96 | 31 | 40 | 0.01 | 2688 | 0.00 | 450 | 28035 | 205442 | 254 | 6 | 30 | 4.26 | 7203789 | 4.17 | 451 | 188 | 230 | 49 | 8 | 21 | 0.03 | 9183 | 0.01 | 455 | 134 | 93 | 67 | 8 | 23 | 0.02 | 5303 | 0.00 | 480 | 76 | 229 | 35 | 6 | 14 | 0.01 | 4469 | 0.00 | 550 | 6132 | 2976 | 76 | 6 | 21 | 0.93 | 197279 | 0.11 | 555 | 43 | 26 | 28 | 9 | 15 | 0.01 | 1035 | 0.00 | 667 | 12605 | - | 625 | 6 | 88 | 1.92 | 1112024 | 0.64 | 680 | 30684 | 5 | 1083 | 16 | 202 | 4.66 | 6203106 | 3.59 | 688 | 26830 | - | 947 | 6 | 26 | 4.08 | 710080 | 0.41 |
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