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ReCAP Data Part 1: Accessions

ReCAP Data Part 1: Accessions. Zack Lane ReCAP Coordinator December 2010. ReCAP Columbia Univeristy. Accession Data. An item is accessioned when it is processed by ReCAP staff and shelved at the facility Books must have a unique barcode and be in good condition

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ReCAP Data Part 1: Accessions

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  1. ReCAP DataPart 1: Accessions Zack Lane ReCAP Coordinator December 2010 ReCAP Columbia Univeristy

  2. Accession Data • An item is accessioned when it is processed by ReCAP staff and shelved at the facility • Books must have a unique barcode and be in good condition • Accession data is tracked by both ReCAP and CUL • Each institution tracks different data associated with barcodes • Granular data is available only from CUL; ReCAP Coordinator uses it for analysis ReCAP Columbia Univeristy

  3. Accession Data: Granularity • Barcode • Customer Code • Date • Patron Group • Bib ID • Item ID • CLIO Location • Fiscal Year • Format • Publishing Date • Language • Title • Holdings ID • Call Number • Enumeration/Chronology ReCAP Columbia Univeristy

  4. History of Accession • The history of CUL accessions at ReCAP can be divided into three periods: • FY01/02-FY03/04, Load In. Large-scale transfer to clear onsite backlog and at obsolete off-site facilities; 500k per year • FY04/05-FY09/FY10, Middle Phase. Continued effort to clear backlog, re-purpose library space and offset collection growth; 300k per year • FY10/11-, Restricted Phase. Slow-down a result of budget, delaying planned construction of new module; 150k per year ReCAP Columbia Univeristy

  5. Accession Statistics • 3,438,152 accessions since ReCAP opened in January 2002 • FY08/09 : 308,965 • FY09/10 : 210,274 • FY10/11 : 64,642 (November 2010) • Does not includes Columbia Law Library • 270,303 accessions • 8,327,694 total accessions at ReCAP ReCAP Columbia Univeristy

  6. Chart 1: Total Accession by Fiscal Year • Each year CUL has accessioned more collections at ReCAP • Currently, CUL staff assign informal quotas to each department library • Quotas are based on both acquisition rate and space demands • Transfer projects vary from year to year • Overall, large transfers have been the norm ReCAP Columbia Univeristy

  7. ReCAP Columbia Univeristy

  8. Chart 2: Accession by Customer Code • Customer code is used by ReCAP to control access and delivery permissions • Visualizes the distribution of customer codes within the yearly accession totals • Transfers occur in phases, out of department libraries ReCAP Columbia Univeristy

  9. ReCAP Columbia Univeristy

  10. Chart 3: Accession by CLIO Location • CLIO location is the encoding used by CUL to manage off-site collections • Distribution of CLIO locations looks different from the distribution of customer code • Often several CLIO locations correspond to the same customer code • More information on CLIO location can be found here ReCAP Columbia Univeristy

  11. ReCAP Columbia Univeristy

  12. Chart 4: Distribution of Customer Codes • Pie chart illustrates the distribution of customer codes at ReCAP • The four largest codes are: • CU: 68.8% general circulating • EV: 9.8% general circulating CJK • AR: 5.6% non-circ Avery Library • RS: 3.5% restricted RBML/University Archives ReCAP Columbia Univeristy

  13. ReCAP Columbia Univeristy

  14. Granular Analysis • Granular data from Voyager is available for ReCAP accessions • This allows analysis based on single or multiple facets • For example, the distribution of publication dates, format and languages ReCAP Columbia Univeristy

  15. Chart 5: Publication Date • Monographs : all records with format “am” • Only include complete dates 1850-2010 • Substantial holdings of monographs published between 1950 and 1990 • Post-2003 materials were transferred directly to ReCAP at the time of acquisition • Approximately 30,000 new acquisitions per year are sent directly to ReCAP • Further analysis indicates that recent publications are requested by patrons at a higher rate ReCAP Columbia Univeristy

  16. ReCAP Columbia Univeristy

  17. Chart 6: Language • Distribution by language includes all items • 424 total languages • Top ten language in ReCAP collections • English : 49.9% • German : 7.8% • Japanese : 5.5% • Chinese : 5.4% • French : 5.2% • Spanish : 3.9% • Russian : 3.8% • [none] : 2.4% • Italian : 2.1% • Korean : 1.4% ReCAP Columbia Univeristy

  18. ReCAP Columbia Univeristy

  19. Chart 7/8: Format • Format is a combination of two elements of the Leader field: Type and BLvl • OCLC definitions: • Type “a” is “Lanuage material” • BLvl “m” is “Monograph/item”; “s” is “Serial” • Monographs and Serials are identified by formats “am” and “as” • All other formats fall under the heading of “Everything Else” ReCAP Columbia Univeristy

  20. ReCAP Columbia Univeristy

  21. ReCAP Columbia Univeristy

  22. More Data Available • More information about data sets can be found on the ReCAP Data Center website • Primary data categories include: accession, retrieval, delivery and circulation • Tailored data sets and analysis will be provided to staff via the ReCAP Coordinator • Please see the main ReCAP website for general information about CUL procedures and systems ReCAP Columbia Univeristy

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