Measuring Trends In Electronic Resources Usage Assessing Database Access at CSUSM Hua Yi Jackie Borin –

Why Big investment – material, $, staff How are we doing – self assessment Accountability – external responsibility Identify trends –prepare for the Future Goal – analyze usage and users

Study Setting CSU San Marcos Founded: 1989 Students: 7700 Programs: 4 colleges + 1 coming Degrees: 22 bachelors, 9 masters 1 EDD, 13 teaching credentials

Scope Time – 2004 and 2005 Level – Level I Platforms: SFX, Webhits, databases Access and Usage patterns

How Much Use? platform Web Hits219,937226,946 SFX135,583158,607 EbscoHost134,490116,825 CSA163,077264,834 JSTOR183,100222,264

How Much Use?

Factors Weighted # of Users – FTES Content controlled Use/cost ratio

FTES Factor AccessChange ratioChange/ftes Web Hits3%1% SFX17%14% EbscoHost-13%-15% CSA62%59% JSTOR21%19%

Content Factor Database Change/title Change/title/ftes JSTOR15%12% Ebsco-session-29%-31% Ebsco-session time 80%76% CSA16%13%

Budget Factor - consortia Average Cost per Use Individual uses in million $0.33 $0.24 $0.15 $0.13 $0.10 $0.11 Usage Average cost per usage

Budget Factor - local Average Cost per Use Individual uses $0.07 Usage Average cost per usage $0.05

Patterns When – month, day, hour Where – on vs. off campus What -- subjects

Usage by Month

Day of Week

Open & After Hour After hour Open hour JSTOR EbscoHost After hour Open hour After hour Open hour After hour Open hour

On vs. Off Campus Off Campus On Campus Off Campus On Campus Off Campus On Campus JSTOR EbscoHost /05

Usage By Subject EbscoHost JSTOR CSA

Findings Use –A lot of use –Usage increase Worth investment – cost per use decline Users –Moving to off campus slowly –Moving to subject specific sources

Trends Library e-resources growth Campus courses move online

Online Course Trend ( spring semesters )

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