Using circulation data for the assessment of book and periodical acquisitions

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Using circulation data for the assessment of book
and periodical acquisitions 
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What is circulation?

• A check-out
• Usage (partial)
• Students, and all borrowers
• Interlibrary loan
• Imperfect measure
• Not (comprehensive) in-library use
• Dont know how useful item was
• A measurable indicator, reflective of overall
  usage trends a guide

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Periodicals
VENDOR COST DPT IND CIR IU TITLE
EBSCO 120.00       1 ABA Journal
EBSCO 205.00 SOC HU   1 American Anthropologist
EBSCO 29.95 ART RG 16 1 American Artist
EBSCO 50.00 ART RG 1 1 American Craft
EBSCO 250.00 BUS SS   1 American Economic Review
EBSCO 24.00 HIS RG   1 American Heritage
FacDON       1   American Heritage of Invention T
EBSCO 250.00 HIS HU 1 1 American Historical Review
EBSCO 289.00 POL SS   1 American Journal of Political Sci.
EBSCO 258.95 PSY SS   1 American Journal of Psychiatry
EBSCO 335.00 SOC SS 9 1 American Journal of Sociology
EBSCO 85.00 BIO GS   1 American Midland Naturalist
EBSCO 520.00 POL SS   1 American Political Science Review
FacDON   PSY SS     American Psychologist
EBSCO 30.00   RG   1 American Scholar
EBSCO 185.00 SOC SS 12 1 American Sociological Review
EBSCO 18.00 SPA RG   1 Americas
EBSCO 607.00 GEO SS 6 1 Annals of Assn of Amer Geographers
FREE           Aramco World Magazine
EBSCO 39.95 ART RG   1 Art in America
EBSCO 66.00 ART HU   1 Artforum
EBSCO 39.95 ART RG   1 Artnews
EBSCO 24.95   RG 2 1 Atlantic Monthly
EBSCO 35.00 BIO RG   1 Audubon
EBSCO 294.00 BIO RG 8 1 Bioscience
EBSCO 85.00   RG   1 Bulletin of the Atomic Scientists
EBSCO 59.97 BUS RG 1 1 Business Week
EBSCO 32.00 ART AR   1 Ceramics Monthly
FREE   BUS       CFO
FacDON   CHE BU 22   Chemical Engineering News
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Titles out of top 20, 11 yr-5yr

• Fortune (19 to 25)
• Economist (4 to 31)
• Ceramics Monthly (20 to 38)
• New Republic (15 to 54)
• Chronicle of Higher Education (12 to 73)

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Titles into top 20, 11 yr-5yr

• BioScience (21 to 11)
• Selecciones del Readers Digest (27 to 12)
• American Artist (22 to 14)
• Annals of Assn of Am Geographers (39 to 17)
• Consumer Reports (23 to 18)

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Books
  AFTER 1 YEAR          
  Titles Purchased of Total Purchases of Titles Circulated of Titles Purchased in Subject of Titles Circulated gt Once of Titles Purchased in Subject Total Circulations of Total Circ. variance
Philosophy 6 1.6 6 100.0 2 33.3 8 4.2 2.6
Psychology 13 3.6 11 84.6 2 15.4 13 6.8 3.3
Ethics Religion 17 4.7 7 41.2 1 5.9 9 4.7 0.1
History General and Old World 24 6.6 2 8.3 1 4.2 4 2.1 -4.5
History Americas 43 11.8 10 23.3 3 7.0 14 7.4 -4.4
Geography 4 1.1 2 50.0 0 0.0 2 1.1 0.0
Anthropology, Folklore, Customs 3 0.8 1 33.3 1 33.3 5 2.6 1.8
Phsyical Education Recreation 8 2.2 2 25.0 0 0.0 2 1.1 -1.1
Economics 36 9.9 9 25.0 7 19.4 36 18.9 9.1
Sociology 41 11.2 25 61.0 9 22.0 40 21.1 9.8
Political Science 8 2.2 4 50.0 2 25.0 7 3.7 1.5
Law 6 1.6 1 16.7 0 0.0 1 0.5 -1.1
Education 36 9.9 5 13.9 2 5.6 8 4.2 -5.7
Music Fine Arts 23 6.3 6 26.1 0 0.0 6 3.2 -3.1
Language and Literature 33 9.0 5 15.2 2 6.1 12 6.3 -2.7
American Literature 19 5.2 6 31.6 2 10.5 11 5.8 0.6
Sciences Mathematics 45 12.3 10 22.2 2 4.4 12 6.3 -6.0
TOTAL 365 100.0 112 30.7 36 9.9 190    
circ ratio 0.521
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Summative Data
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By Recommender   AFTER 1 YEAR      
  Titles Purchased of Total Purchases Total Price of Total Price of Titles Circulated of Titles Purchased in Subject of Titles Circulated gt Once of Titles Purchased in Subject Circulations
Library                  
Masters in Education program                  
Louzecky                  
Buser                  
Emmerichs                  
Byrand                  
McCarty                  
Bockstiegel                  
Atwood-Harvey                  
Flannery                  
Gates                  
Uebelherr                  
Milicia                  
Krebs                  
Reevesman                  
Margrett                  
Gross                  
Schank                  
Peneski                  
Grittinger                  
Scherff                  
Crossley                  
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Future use/modification

• Continue to watch as data grows
• Summative
• Variance
• What will happen as number of book expenditures
  grows?
• Add a regular ILL assessment component

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Re-balancing the print acquisitions budget
books vs. periodicals  
COMING ATTRACTIONS!

• Wednesday, Nov. 30, 1100-1150am