Natural History & General Biology


Volume, Title, and Unique Books data collected on May 31, 2013. (Revised Oct 17, 2013)
Circulation statistics for the ALC fiscal year ending May 31, 2013.

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      
1800-189926 14435
1900-190911 66124
1910-191912 62222
1920-192927 54339
1930-193935 36549
1940-194957 196789
1950-19592042528537381
1960-1969446819027973996
1970-1974187612722645593
1975-1979107107612850371
1980-1984114118013686427
1985-1989811310016328385
1990-19949050566873337
1995-19999855448979365
2000-20047832846375332
2005-20091824951959215
20101826 1247
20112 32 1751
201223261840
2013 32  5
Totals1,5982291,0761,2866804,872
Average Age197019941983197719851978
Percent of
Collection
0.50%0.07%0.60%0.91%0.83%0.46%

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      
1800-189922 12326
1900-190910 56122
1910-191912 62222
1920-192926 54335
1930-193931 35539
1940-194937 196761
1950-19591882467237268
1960-1969376817926166691
1970-1974156612221942453
1975-197997107411742303
1980-1984106117812885322
1985-198978129314727290
1990-19948645566373277
1995-19998248448677276
2000-20044428775968236
2005-20091420931958180
20101626 1242
20112 31 1745
201223261836
2013 32  5
Totals1,3722051,0321,1986493,690
Average Age196919941983197719861978
Percent of
Collection
0.54%0.10%0.65%0.94%0.88%0.52%

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     
1800-189917   1
1900-19099 461
1910-191912 622
1920-192921 241
1930-193926 121
1940-194925 1415
1950-19591282162813
1960-196921826913320
1970-19748436514121
1975-1979658499231
1980-1984676347053
1985-1989543528610
1990-19945930343335
1995-19995524294634
2000-20042718542931
2005-20091117641134
20101522 8
20112 25 10
2012232113
2013 31  
Totals885126599686321
Average Age19681995198719771987

Total Circulation

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

Patron System
ACUAPLHSU McMCJCHPUTotal
ACU Items1512000128
APL Items169000070
HSU Items172600135
McM Items5160180039
HPU Items0031015
Totals22104291903177

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      
1800-1899      
1900-1909   3 3
1910-1919      
1920-1929      
1930-1939      
1940-1949      
1950-19591  1 2
1960-19694173116
1970-19742 1  3
1975-19791617 15
1980-1984 221 5
1985-1989313  7
1990-199451 4 10
1995-199961787341
2000-200425 5 12
2005-200921048 24
2010 71  8
2011  7 18
2012 81  9
2013      
Totals265835395163
Percent of
Circulation
0.10%0.01%0.19%1.05%0.26%0.03%

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
1607261

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