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Item |1976-77\1\ |1978-79\1\ | 1981-82 | 1984-85 | 1987-88 | 1991-92 | 1994-95 | 1996-97 | 1997-98 | 1999-2000
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1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
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Number of libraries ............................| 3,058 | 3122| 3,104| 3,322| 3,438| 3,274| 3,303| 3,408| 3,658| 3,527
Number of circulation transactions .............| --- | --- | --- | --- | --- | --- | 231,503| 230,733| 216,067| 193,948
| | | | | | | | | |
Total enrollment, in thousands\2\ ..............| 11,121| 11,392| 12,372| 12,242| 12,767| 14,359| 14,279| 14,300| 14,502| 14,791
Full-time-equivalent enrollment, in | | | | | | | | | |
thousands\2\ ................................| 8,313| 8,348| 9,015| 8,952| 9,230| 10,361| 10,348| 10,402| 10,615| 10,944
| | | | | | | | | |
Collections, thousands of units | | | | | | | | | |
Number of volumes at end of year\3\ ............| 481,442| 519,895| 567,826| 631,727| 718,504| 749,429| 776,447| 806,717| 878,906| 913,547
Number of volumes added during year ............| 22,367| 21,608| 19,507| 20,658| 21,907| 20,982| 21,544| 21,346| 24,551| 24,436
Number of serial subscriptions at end of year ..| 4,670| 4,775| 4,890| 6,317| 6,416| 6,966| 6,212| 5,709|\4\ 10,908| 7,499
Microform units at end of year .................| --- | --- | --- | --- | --- | --- | --- | --- | 1,062,082| 1,111,389
Electronic units at end of year\5\ .............| --- | --- | --- | --- | --- | --- | 465| 983| 3,473| ---
| | | | | | | | | |
Library staff, in full-time equivalents (FTE) | | | | | | | | | |
Total staff in regular positions\6\ ............| 57,087| 58,416| 58,476| 58,476| 67,251| 67,166| 67,433| 67,581| 68,337| 69,123
Librarians and professional staff ............| 23,308| 23,676| 23,816| 21,822| 25,115| 26,341| 26,726| 27,268| 30,041| 31,001
Other paid staff .............................| 33,779| 34,740| 34,660| 38,026| 40,733| 40,421| 40,381| 40,022| 38,026| 37,893
Contributed services .........................| --- | --- ' --- | --- | 1,403| 404| 326| 291| 270| 229
Student assistants ...........................| --- | --- ' --- | --- | 33,821| 29,075| 28,411| 27,998| 28,373| 26,518
FTE student enrollment per FTE staff ...........| 146| 143| 154| 153| 137| 154| 153| 154| 155| 158
| | | | | | | | | |
Hours of student and other assistance, | | | | | | | | | |
in thousands ................................| 39,950| 39,552| 40,068| 28,360| --- | --- | --- | --- | --- | ---
| | | | | | | | | |
Library operating expenditures | | | | | | | | | |
(excluding capital outlay) | | | | | | | | | |
Operating expenditures, total, in thousands ....| $1,259,637| $1,502,158|$1,943,769|$2,404,524|$2,770,075|$3,648,654|$4,013,333|$4,301,815| $4,592,657| $5,023,198
Salaries\7\ ..................................| 698,090| 824,438| 1,081,894| 1,156,138| 1,451,551| 1,889,368| 2,021,233| 2,147,842| 2,314,380| 2,430,541
Hourly wages .................................| 68,683| 79,535| 100,847| --- | --- | --- | --- | --- | --- | ---
Fringe benefits ..............................| --- | --- | --- | 231,209| --- | --- | --- | --- | --- | 271,954
Preservation .................................| 22,521| 25,274| 30,351| 32,939| 34,144| 43,126| 46,554| 45,610| 42,919| 43,832
Furniture/equipment ..........................| --- | --- ' --- | --- | --- | --- | 55,915| 56,128| 57,013| 63,459
Computer hardware/software ...................| --- | --- ' --- ' --- ' --- ' --- | 128,128| 157,949| 164,379| 160,294
Utilities/networks/consortia .................| --- | --- ' --- ' --- ' --- ' --- | 81,106| 85,113| 89,618| 90,264
Information resources ........................| 373,699| 450,180| 561,199| 750,282| 891,281| 1,197,293| 1,348,933| 1,499,249| 1,600,995| 1,822,277
Books and serial backfiles-paper ...........| --- | --- | --- | --- | --- | --- | --- | --- | 514,048| 552,100
Books and serial backfiles-electronic ......| --- | --- | --- | --- | --- | --- | --- | --- | 28,061| 33,888
Current serials-paper ..................... | --- | --- | --- | --- | --- | --- | --- | --- | 849,399| 945,958
Current serials-electronic .................| --- | --- | --- | --- | --- | --- | --- | --- | 125,470| 203,371
Audiovisual materials ......................| --- | --- | --- | --- | --- | 23,879| 28,753| 28,879| 30,623| 32,039
Document delivery/interlibrary loan ........| --- | --- | --- | --- | --- | --- | 12,238| 17,645| 19,309| 20,540
Other collection expenditures ..............| 373,699| 450,180| 561,199| 750,282| 891,281| 1,173,414| 1,307,942| 1,452,725| 34,086| 34,381
Other library operating expenditures .........| 96,643| 122,731| 169,478| 233,957| 393,099| 518,867| 331,463| 309,925| 323,354| 140,579
Operating expenditures per FTE student .........| 152| 180| 216| 269| 300| 352| 388| 414| 433| 459
Operating expenditures per FTE student in | | | | | | | | | |
constant 1999-2000 dollars ..................| 437| 445| 388| 430| 439| 431| 437| 441| 453| 459
| | | | | | | | | |
Operating expenditures, total, in percents .....| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0| 100.0
Salaries\7\ ..................................| 55.4| 54.9| 55.7| 48.1| 52.4| 51.8| 50.4| 49.9| 50.4| 48.4
Hourly wages .................................| 5.5| 5.3| 5.2| --- | --- | --- | --- | --- | --- | ---
Fringe benefits ..............................| --- | --- | --- | 9.6| --- | --- | --- | --- | --- | 5.4
Preservation .................................| 1.8| 1.7| 1.6| 1.4| 1.2| 1.2| 1.2| 1.1| 0.9| 0.9
Information resources ........................| 29.7| 30.0| 28.9| 31.2| 32.2| 32.8| 33.6| 34.9| 34.9| 36.3
Other library operating expenditures\8\ ......| 7.7| 8.2| 8.7| 9.7| 14.2| 14.2| 14.9| 14.2| 13.8| 9.0
| | | | | | | | | |
Library operating expenditures as percent of | | | | | | | | | |
total institutional expenditures for | | | | | | | | | |
educational and general purposes ............| 3.8| 3.7| 3.5| 3.4| 3.2| 3.0| 2.8| --- | --- | ---
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