Natural History & General Biology


Volume, Title, and Unique Books data collected on May 31, 2005.
Circulation statistics for the ALC fiscal year ending May 31, 2005.

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 14432
1900-19099 66122
1910-191912 62222
1920-192924 54336
1930-193933 56549
1940-194957 206790
1950-19592011549337386
1960-196944715201294731,030
1970-19741921313723345620
1975-1979106148113252385
1980-1984112128313785429
1985-1989791910216427391
1990-19949458546871345
19952323102823107
199627109142383
19971871112654
199818139181169
1999121212191570
20001374161858
200110142391470
20022171561362
2003341081035
2004235311143
Totals1,5572348611,2805564,488
Average Age196919901975197519801975
Percent of
Collection
0.61%0.10%0.58%0.93%0.75%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 12324
1900-19098 56120
1910-191912 62222
1920-192923 54332
1930-193929 55539
1940-194937 206760
1950-19591851488037271
1960-19693771518827666713
1970-19741591313222442472
1975-197997147812144315
1980-1984104128112984325
1985-198976189514826295
1990-19948749546371281
199523196282374
19962379132259
19971871112649
199813129171153
199911912181455
20001154161844
20019102091454
2002561461241
200334108933
20049431724
Totals1,3392058161,1945273,355
Average Age196919891975197619801975
Percent of
Collection
0.65%0.12%0.62%0.97%0.79%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
1900-19097 461
1910-191912 622
1920-192919 241
1930-193924 321
1940-194924 1414
1950-19591231173513
1960-196921887613820
1970-19748767414420
1975-19796411519233
1980-1984657367153
1985-198952752879
1990-19945731313434
1995166587
19961224510
1997136975
1998895123
1999877107
200073378
2001751336
2002331047
2003331054
200443316
Totals848118435678255
Average Age19681989197719761981

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 Items663301174
APL Items111083550132
HSU Items356540077
McM Items320231332
HPU Items000001919
Totals831187132723334

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      
1800-1899      
1900-1909      
1910-1919      
1920-1929      
1930-1939  42 6
1940-19491   12
1950-1959311 16
1960-19699833124
1970-19742 64214
1975-19796431 14
1980-1984 47 112
1985-19898346324
1990-19949226 542
199521911124
199661541 26
19972371 13
199811331 18
199971171 26
2000117 3223
200126102121
2002 13116
20032381 14
2004312 4 19
Totals74132773219334
Percent of
Circulation
0.19%0.02%0.32%0.35%0.31%0.04%

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
71048164

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