Natural History & General Biology


Volume, Title, and Unique Books data collected on May 31, 2010.
Circulation statistics for the ALC fiscal year ending May 31, 2010.

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
1400-1699      
1700-1799      
1800-189924 14433
1900-19099 66122
1910-191912 62222
1920-192925 54337
1930-193934 36548
1940-194957 206790
1950-19592042539338391
1960-196944811198294731,024
1970-1974190813423045609
1975-1979108117913251381
1980-1984116118313686432
1985-1989811610216428391
1990-19949752556873345
1995-19999056559079370
2000-20047935876375339
20056102491160
2006822481658
2007592321352
20086320 1847
2009 32711041
2010 4   4
Totals1,5992331,0051,3186384,796
Average Age197019931980197619841977
Percent of
Collection
0.53%0.08%0.60%0.94%0.80%0.48%

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
1400-1699      
1700-1799      
1800-189920 12324
1900-19098 56120
1910-191912 62222
1920-192924 54333
1930-193930 35538
1940-194937 206761
1950-19591882478038276
1960-19693781118527666709
1970-1974159812922342468
1975-197999117712143312
1980-1984108118112885327
1985-198978159514827295
1990-19949245556373282
1995-19998449518777285
2000-20044530795968244
2005682491149
2006822481650
2007572221244
20082319 1837
2009 22711037
2010 2   2
Totals1,3832069551,2306073,615
Average Age197019921980197619841977
Percent of
Collection
0.57%0.10%0.64%0.97%0.84%0.53%

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
1400-1699     
1700-1799     
1800-189915   1
1900-19097 461
1910-191912 622
1920-192919 241
1930-193925 121
1940-194925 1414
1950-19591272163613
1960-196922047514120
1970-19748747214521
1975-1979668529332
1980-1984696367153
1985-1989536538710
1990-19946128313336
1995-19995425324534
2000-20042818562932
2005671754
2006621267
20073517 8
20081313 12
2009 12215
2010 1   
Totals884120531707297
Average Age19691993198219771985

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 Items485010054
APL Items112388200259
HSU Items295510067
McM Items184240037
HPU Items1010003041
Totals632607728030458

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
1400-1699      
1700-1799      
1800-18991    1
1900-1909  1  1
1910-1919      
1920-1929      
1930-1939  1  1
1940-1949      
1950-1959 1   1
1960-196910 35 18
1970-19747 41 12
1975-1979321  6
1980-1984  3328
1985-19891 2216
1990-19944731217
1995-1999518135445
2000-2004162517112190
20053615 271
200634057459
20071837  91
2008 161 522
2009 612 9
2010      
Totals54259673741458
Percent of
Circulation
0.17%0.03%0.34%0.63%1.12%0.05%

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
150141538

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