Research Library Trends Tables and Graphs · 21
Table 7b
Electronic Resources
and
Materials Expenditures
in
ARL University Libraries, 2002–2008
2002–2003 2003–2004 2004–2005 2005–2006 2006–2007 2007–2008
a. Computer File Expenditures (monographic/onetime)
Total $23,275,683 $32,098,404 $38,744,076 $48,793,981 $59,808,658 $73,102,024
Average $225,978 $314,690 $372,539 $478,372 $558,959 $676,574
Median $111,266 $191,148 $210,576 $336,338 $352,802 $410,202
N 103 102 104 102 107 108
b. Electronic Serial Expenditures
Total $205,300,292 $269,601,241 $328,166,027 $383,127,163 $476,225,086 $554,637,844
Average $1,849,552 $2,450,920 $3,038,574 $3,547,474 $4,290,316 $5,042,162
Median $1,649,361 $2,348,463 $2,824,962 $3,349,709 $4,240,530 $4,899,366
N 111 110 108 108 111 110
c. Total Electronic Resources (Total a+b)
Total $228,575,974 $301,699,645 $366,910,103 $431,921,144 $536,033,744 $627,707,869
Average $2,059,243 $2,718,015 $3,366,147 $3,962,579 $4,786,016 $5,655,026
Median $1,775,865 $2,705,847 $3,144,841 $3,792,873 $4,661,123 $5,410,421
N 111 111 109 109 112 111
Total Library Materials Expenditures*
Total $950,275,167 $1,016,121,605 $1,031,619,722 $1,109,340,878 $1,219,796,179 $1,290,575,224
Average $8,561,038 $9,154,249 $9,464,401 $10,177,439 $10,794,656 $11,421,020
Median $7,707,153 $8,276,175 $8,662,668 $9,156,974 $9,594,560 $10,388,129
N 111 111 109 109 113 113
Electronic Resources Expenditures as a Percent of Total Materials Expenditures
Average 25.02 31.33 37.46 40.93 46.55 51.46
Median 22.01 29.81 37.53 43.14 47.68 53.06
N 111 111 109 109 112 111
Expenditures for Bibliographic Utilities, Networks, etc. (External)
Total $21,470,716 $17,420,520 $16,082,790 $15,930,476 $18,931,797 $21,079,241
Average $438,178 $335,010 $349,626 $318,610 $225,379 $242,290
Median $250,000 $94,837 $149,396 $143,649 $33,247 $54,750
N 49 52 46 50 84 87
* Figures reflect Materials Expenditures only from those institutions that reported nonzero figures for Total Electronic Resources.
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