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L I S A G O N Z A L E Z
E L E C T R O N I C R E S O U R C E S L I B R A R I A N
Analyzing and Evaluating a
DDA Program
May 7th, 2015
CARLI eBook Symposium
Usage by Subject  EBL FY2013
B
2%
BF
1%
BL
6%
BM
4%
BR
7%
BS
53%
BT
6%
BV
7%
BX
9%
DS
2%
LC
1%
R
1%
Z
1%
Percentage of DDA by Call Number 2012-2013
Usage by Subject  EBL FY2014
B
7%
BF
2%
BJ
5%
BL
9%
BM
4%
BP
1%
BR
11%
BS
36%
BT
9%
BV
4%
BX
3%
D
2%
HN
1%
K
1%
KBP
2%
LB
1%
Percentage of DDA by Call Number 2013-2014
Publishers Used  EBL FY2013
Ashgate
3%
Baker
7%
Brill
6% Cambridge University Press
2%
Continuum
59%
Edinburgh University Press
1%
Editions Rodopi
1%
Indiana University Press
1%
Jessica Kingsley Publishers
1%
Lexington
Books
1%
Mohr
Siebeck
1%
NYU Press
1%
Oxford University
Press
1%
Palgrave Macmillan
1% Stanford
University Press
1%
Taylor
and
Francis
7%
Templeton Press
1%
Wiley
3%
Publishers Used by Patrons in DDA 2012-2013
Publishers Used  EBL FY2014
Ashgate
3% Bloomsbury
5%
BRILL
6%
Cambridge
3%
Continuum
44%
De Gruyter
2%
Edinburgh University
1%
Fortress
5%
I.B. Tauris
2%
Marquette University
2%
Mohr Siebeck
2%
Oxford
4%
Palgrave
1%
Sage
2%
Taylor and
Francis
8%
University of Chicago
1%
Wiley
6%
Publishers Used by Patrons in DDA 2013-2014
DDA Usage Type  EBL FY2013
1%
3%
6%
90%
DDA Usage from Discovery Pool 2012-2013
Items purchased Shortterm loans Browses Total discovery pool
DDA Usage Type  EBL FY2014
1% 3%
4%
92%
DDA Usage from EBL Discovery Pool 2013-2014
Items purchased Short term loans Browses Total discovery pool
Real vs. Potential Costs - EBL FY2013
$0
$10,000
$20,000
$30,000
$40,000
$50,000
$60,000
$70,000
EBL DDA 2012-2013 Total DDA Discovery Records
AxisTitle
$4,009 vs. $71,879
Actual vs. Hypothetical EBL Expenditures 2012-2013
Real vs. Potential Costs  EBL FY2014
$0.00
$100,000.00
$200,000.00
$300,000.00
$400,000.00
$500,000.00
$600,000.00
EBL DDA 2013-2014 Total DDA Discovery Records
Actual vs. Hypothethical EBL Expenditures 2013-2014
$6332.88 vs. $513,472.98
Total Ebook Costs FY2014
$0.00
$500.00
$1,000.00
$1,500.00
$2,000.00
$2,500.00
$3,000.00
$3,500.00
$4,000.00
$4,500.00
$5,000.00
EBL DDA STL Ebrary DDA STL EBL DDA
Purchase
Ebrary DDA
Purchase
Ebook Packages Ebook Firm
Orders
$1,586.55
$215.43
$4,746.33
$43.98
$4,490.00
$2,696.82
EBook Expenditures 2013-2014
Total Ebook Costs FY2014
EBL DDA STL
11%
Ebrary DDA STL
2%
EBL DDA Purchase
34%
Ebrary DDA Purchase
0%
Ebook Packages
33%
Ebook Firm Orders
20%
EBook Expenditures 2013-2014
Cumulative Cost Per Use
Levine-Clark, Michael, Maria Savova, and Jason Price. Making Value
Judgments: eBook Pricing for Access and Ownership. presented at the
Electronic Resources & Libraries, Austin, Tex., February 23, 2015.
http://www.slideshare.net/MichaelLevineClark/levineclark-michael-maria-
savova-and-jason-price-making-value-judgments-ebook-pricing-for-access-
and-ownership-electronic-resources-libraries-austin-february-23-2015.
2014-2015 Usage EBL Usage to Date
COUNTER Compliant Statistics?

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  • 1. L I S A G O N Z A L E Z E L E C T R O N I C R E S O U R C E S L I B R A R I A N Analyzing and Evaluating a DDA Program May 7th, 2015 CARLI eBook Symposium
  • 2. Usage by Subject EBL FY2013 B 2% BF 1% BL 6% BM 4% BR 7% BS 53% BT 6% BV 7% BX 9% DS 2% LC 1% R 1% Z 1% Percentage of DDA by Call Number 2012-2013
  • 3. Usage by Subject EBL FY2014 B 7% BF 2% BJ 5% BL 9% BM 4% BP 1% BR 11% BS 36% BT 9% BV 4% BX 3% D 2% HN 1% K 1% KBP 2% LB 1% Percentage of DDA by Call Number 2013-2014
  • 4. Publishers Used EBL FY2013 Ashgate 3% Baker 7% Brill 6% Cambridge University Press 2% Continuum 59% Edinburgh University Press 1% Editions Rodopi 1% Indiana University Press 1% Jessica Kingsley Publishers 1% Lexington Books 1% Mohr Siebeck 1% NYU Press 1% Oxford University Press 1% Palgrave Macmillan 1% Stanford University Press 1% Taylor and Francis 7% Templeton Press 1% Wiley 3% Publishers Used by Patrons in DDA 2012-2013
  • 5. Publishers Used EBL FY2014 Ashgate 3% Bloomsbury 5% BRILL 6% Cambridge 3% Continuum 44% De Gruyter 2% Edinburgh University 1% Fortress 5% I.B. Tauris 2% Marquette University 2% Mohr Siebeck 2% Oxford 4% Palgrave 1% Sage 2% Taylor and Francis 8% University of Chicago 1% Wiley 6% Publishers Used by Patrons in DDA 2013-2014
  • 6. DDA Usage Type EBL FY2013 1% 3% 6% 90% DDA Usage from Discovery Pool 2012-2013 Items purchased Shortterm loans Browses Total discovery pool
  • 7. DDA Usage Type EBL FY2014 1% 3% 4% 92% DDA Usage from EBL Discovery Pool 2013-2014 Items purchased Short term loans Browses Total discovery pool
  • 8. Real vs. Potential Costs - EBL FY2013 $0 $10,000 $20,000 $30,000 $40,000 $50,000 $60,000 $70,000 EBL DDA 2012-2013 Total DDA Discovery Records AxisTitle $4,009 vs. $71,879 Actual vs. Hypothetical EBL Expenditures 2012-2013
  • 9. Real vs. Potential Costs EBL FY2014 $0.00 $100,000.00 $200,000.00 $300,000.00 $400,000.00 $500,000.00 $600,000.00 EBL DDA 2013-2014 Total DDA Discovery Records Actual vs. Hypothethical EBL Expenditures 2013-2014 $6332.88 vs. $513,472.98
  • 10. Total Ebook Costs FY2014 $0.00 $500.00 $1,000.00 $1,500.00 $2,000.00 $2,500.00 $3,000.00 $3,500.00 $4,000.00 $4,500.00 $5,000.00 EBL DDA STL Ebrary DDA STL EBL DDA Purchase Ebrary DDA Purchase Ebook Packages Ebook Firm Orders $1,586.55 $215.43 $4,746.33 $43.98 $4,490.00 $2,696.82 EBook Expenditures 2013-2014
  • 11. Total Ebook Costs FY2014 EBL DDA STL 11% Ebrary DDA STL 2% EBL DDA Purchase 34% Ebrary DDA Purchase 0% Ebook Packages 33% Ebook Firm Orders 20% EBook Expenditures 2013-2014
  • 12. Cumulative Cost Per Use Levine-Clark, Michael, Maria Savova, and Jason Price. Making Value Judgments: eBook Pricing for Access and Ownership. presented at the Electronic Resources & Libraries, Austin, Tex., February 23, 2015. http://www.slideshare.net/MichaelLevineClark/levineclark-michael-maria- savova-and-jason-price-making-value-judgments-ebook-pricing-for-access- and-ownership-electronic-resources-libraries-austin-february-23-2015.
  • 13. 2014-2015 Usage EBL Usage to Date COUNTER Compliant Statistics?