Natural History & General Biology


Volume, Title, and Unique Books data collected on May 31, 2004.
Circulation statistics for the ALC fiscal year ending May 31, 2004.

Volume Count and Average Age

Counts and average ages of volumes (individual barcoded items) in Natural History & General Biology. This count only includes bound monographic materials.

ACUAPLHSU McMHPUALC
1600-1699      
1700-1799      
1800-189923 24433
1900-19099 66122
1910-191912 72223
1920-192924 74338
1930-193933 116555
1940-194957 226792
1950-19592013559337389
1960-196944517201294731,030
1970-19741911713823345624
1975-1979106228113253394
1980-1984112178313785434
1985-1989782310316427395
1990-19949362546871348
19952323102828112
199627128142384
19971771012652
199818139181169
1999121312171569
20001274131854
20018142361465
2002261031334
2003232 411
2004 4   4
Totals1,5052638581,2605454,431
Average Age196819891974197519801974
Percent of
Collection
0.60%0.11%0.58%0.93%0.76%0.53%

Title Count and Average Age

Counts and average ages of titles (excludes duplicate copies) in Natural History & General Biology. This count only includes bound monographic materials.

ACUAPLHSU McMHPUALC
1600-1699      
1700-1799      
1800-189920 22325
1900-19098 56120
1910-191912 72223
1920-192923 74334
1930-193929 85541
1940-194937 226762
1950-19591853498037273
1960-19693751718827666714
1970-19741581713322442475
1975-197997227812145319
1980-1984104178112984328
1985-198975209614826295
1990-19948653546371284
199523196282474
19962398132260
19971771012648
199813129171153
1999111012161454
20001054131842
20018102061452
2002251031231
2003232 411
2004 3   3
Totals1,3182328111,1745173,321
Average Age196819881974197519801974
Percent of
Collection
0.66%0.14%0.63%0.96%0.80%0.57%

Unique Books Count and Average Age

Counts and average ages of unique books (titles held by only one ALC library) in Natural History & General Biology. This count only includes bound monographic materials.

ACUAPLHSU McMHPU
1600-1699     
1700-1799     
1800-189915 1 1
1900-19097 461
1910-191912 722
1920-192919 341
1930-193924 521
1940-194924 1614
1950-19591232183513
1960-196921697613920
1970-19748687514420
1975-19796315519132
1980-1984659367153
1985-198951752879
1990-19945734313434
1995166587
19961234610
1997126975
1998895123
199987797
2000733510
2001761326
200222728
2003232 1
2004 2   
Totals836131430667248
Average Age19681988197519751981

Total Circulation

A count of charges and renewals for Natural History & General Biology. This count only includes circulation of bound monographs, CDs, videos, and DVDs.

Patron System
ACUAPLHSU McMCJCHPUTotal
ACU Items63111230089
APL Items61052270122
HSU Items726620077
McM Items7101150033
HPU Items400007983
Totals871288122779404

Circulation by Item Age

A count of charges and renewals for Natural History & General Biology, broken down by item age and item owner. This count only includes circulation of bound monographs, CDs, videos, and DVDs, and only items which have a valid date in their DATE_1 field.

ACUAPLHSU McMHPUALC
1600-1699      
1700-1799      
1800-18991 1 13
1900-1909   1 1
1910-1919  2  2
1920-19291 2  3
1930-19391 71 9
1940-19493 2  5
1950-19596321315
1960-19694783224
1970-197457202236
1975-19799713121
1980-19842432213
1985-19897572324
1990-19941927331567
1995111 4521
1996811 1222
19973242314
19984322516
19993421515
200099341136
200137611734
2002 52 310
2003 2  35
2004 8   8
Totals89122773383404
Percent of
Circulation
0.21%0.02%0.33%0.35%1.44%0.06%

Non-Circulating Use

A count of Non-Circulating usage for Natural History & General Biology (as recorded by the circulation "Mark Item Used" command). This count only includes bound monographs, CDs, videos, and DVDs.

ACUAPLHSU McMHPU
3101542

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