Natural History & General Biology


Volume, Title, and Unique Books data collected on May 31, 2012. (Revised Aug 30, 2012)
Circulation statistics for the ALC fiscal year ending May 31, 2012.

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
1950-19592042528538382
1960-1969446819027973996
1970-1974187612722645593
1975-1979106107612850370
1980-1984114118013686427
1985-1989811310016328385
1990-19949050566873337
1995-19999855448979365
2000-20047732836375330
20051102491155
2006522481756
2007492321452
20087323 1851
2009243511557
20101818 1239
20112 25 1340
2012 3   3
Totals1,5932261,0201,2856694,796
Average Age196919941982197619851977
Percent of
Collection
0.50%0.07%0.58%0.91%0.82%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
1950-19591882467238268
1960-1969376817926166691
1970-1974156612221942453
1975-197997107411742303
1980-1984106117812885322
1985-198978129314727290
1990-19948645566373277
1995-19998248448677276
2000-20044328765968235
2005182491144
2006522481748
2007472221346
20083322 1841
2009233511550
20101618 1235
20112 25 1337
2012 3   3
Totals1,3682029771,1976383,624
Average Age196919931982197719851978
Percent of
Collection
0.54%0.10%0.63%0.94%0.86%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
1950-19591272162813
1960-196921826913320
1970-19748436514121
1975-1979658499131
1980-1984676347053
1985-1989543528610
1990-19945930323335
1995-19995524284534
2000-20042618542831
2005171754
2006321368
20074518 9
20082315 12
2009222717
20101515 9
20112 22 9
2012 3   
Totals880123553682317
Average Age19681995198519771986

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 Items171010120
APL Items11194000124
HSU Items222100025
McM Items110310033
HPU Items0000011
Totals21123253202203

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  1  1
1900-1909   1 1
1910-1919      
1920-1929      
1930-1939      
1940-1949      
1950-19592 2  4
1960-19692511 9
1970-197426 3 11
1975-1979161  8
1980-1984 54  9
1985-198911121 15
1990-1994319 2 24
1995-1999129 8 38
2000-200451449 32
2005 6 1 7
200611 518
200711   2
2008141  6
2009 1072 19
2010 6   6
2011  2  2
2012 1   1
Totals2012425331203
Percent of
Circulation
0.08%0.02%0.13%0.77%0.04%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
2004150

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