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