Contents
Research Library Trends. ..................................................................................................................................5
Research Library Trends Tables and Graphs................................................................................................7
Table 1 Service Trends in ARL Libraries, 1991–2009................................................................................8
Graph 1 Service Trends in ARL Libraries, 1991–2009..............................................................................9
Table 2 Monograph and Serial Expenditures in ARL Libraries, 1986–2009. .....................................10
Graph 2 Monograph and Serial Expenditures in ARL Libraries, 1986–2009*...................................11
Table 3 Supply and Demand in ARL Libraries, 1986–2009...................................................................12
Graph 3 Supply and Demand in ARL Libraries, 1986–2009*. ..............................................................13
Table 4 Expenditure Trends in ARL Libraries, 1986–2009....................................................................14
Graph 4 Expenditure Trends in ARL Libraries, 1986–2009..................................................................15
Table 5 Resources per Student in ARL University Libraries, 1986–2009............................................16
Graph 5 Resources per Student in ARL University Libraries, 1986–2009..........................................17
Table 6 Electronic Resources Expenditures in ARL University Libraries, 2008–2009. ....................18
Graph 6 Electronic Resources vs. Total Materials Expenditures, 1993–2009.....................................19
Table 7a Electronic Resources and Materials Expenditures in
ARL University Libraries, 1992–2002. .....................................................................................................20
Table 7b Electronic Resources and Materials Expenditures in
ARL University Libraries, 2002–2009. .....................................................................................................21
ARL Statistics® Interactive Analytics. .........................................................................................................22
ARL Library Data Tables ................................................................................................................................23
Collections: Volumes and Monographs...................................................................................................24
Summary Data. .....................................................................................................................................27
Collections: Current Serials. ......................................................................................................................28
Summary Data. ....................................................................................................................................34
Collections: Other Materials......................................................................................................................36
Summary Data. .....................................................................................................................................39
Expenditures. ...............................................................................................................................................40
Summary Data. .....................................................................................................................................46
Electronic Resources Expenditures..........................................................................................................48
Summary Data. .....................................................................................................................................54
Personnel and Public Services...................................................................................................................56
Summary Data. .....................................................................................................................................62
Research Library Trends. ..................................................................................................................................5
Research Library Trends Tables and Graphs................................................................................................7
Table 1 Service Trends in ARL Libraries, 1991–2009................................................................................8
Graph 1 Service Trends in ARL Libraries, 1991–2009..............................................................................9
Table 2 Monograph and Serial Expenditures in ARL Libraries, 1986–2009. .....................................10
Graph 2 Monograph and Serial Expenditures in ARL Libraries, 1986–2009*...................................11
Table 3 Supply and Demand in ARL Libraries, 1986–2009...................................................................12
Graph 3 Supply and Demand in ARL Libraries, 1986–2009*. ..............................................................13
Table 4 Expenditure Trends in ARL Libraries, 1986–2009....................................................................14
Graph 4 Expenditure Trends in ARL Libraries, 1986–2009..................................................................15
Table 5 Resources per Student in ARL University Libraries, 1986–2009............................................16
Graph 5 Resources per Student in ARL University Libraries, 1986–2009..........................................17
Table 6 Electronic Resources Expenditures in ARL University Libraries, 2008–2009. ....................18
Graph 6 Electronic Resources vs. Total Materials Expenditures, 1993–2009.....................................19
Table 7a Electronic Resources and Materials Expenditures in
ARL University Libraries, 1992–2002. .....................................................................................................20
Table 7b Electronic Resources and Materials Expenditures in
ARL University Libraries, 2002–2009. .....................................................................................................21
ARL Statistics® Interactive Analytics. .........................................................................................................22
ARL Library Data Tables ................................................................................................................................23
Collections: Volumes and Monographs...................................................................................................24
Summary Data. .....................................................................................................................................27
Collections: Current Serials. ......................................................................................................................28
Summary Data. ....................................................................................................................................34
Collections: Other Materials......................................................................................................................36
Summary Data. .....................................................................................................................................39
Expenditures. ...............................................................................................................................................40
Summary Data. .....................................................................................................................................46
Electronic Resources Expenditures..........................................................................................................48
Summary Data. .....................................................................................................................................54
Personnel and Public Services...................................................................................................................56
Summary Data. .....................................................................................................................................62
