Environmental Science


Volume, Title, and Unique Books data collected on May 31, 2008.
Circulation statistics for the ALC fiscal year ending May 31, 2008.

Volume Count and Average Age

Counts and average ages of volumes (individual barcoded items) in Environmental Science. This count only includes bound monographic materials.

ACUAPLHSU McMHPUALC
1400-16992    2
1700-1799      
1800-1899101    101
1900-190982    82
1910-1919112    112
1920-192928643   329
1930-1939541    541
1940-19495736   579
1950-1959961201 3985
1960-19691,4811031 131,598
1970-19741,03157  21,090
1975-19791,1771393 101,329
1980-19841,121945 91,229
1985-19891,0571866181,258
1990-1994870403142261,315
1995-19999106254234221,633
2000-20047349674713261,787
2005112195522316
20061022683110384
200760236713307
20081386   99
Totals11,3263,4281345413415,076
Average Age197319961997199819911978
Percent of
Collection
3.93%1.39%0.08%0.04%0.17%1.65%

Title Count and Average Age

Counts and average ages of titles (excludes duplicate copies) in Environmental Science. This count only includes bound monographic materials.

ACUAPLHSU McMHPUALC
1400-16992    2
1700-1799      
1800-189967    67
1900-190951    51
1910-191998    98
1920-19291552   156
1930-1939249    249
1940-19494575   462
1950-195980281 3813
1960-19691,349561 131,398
1970-197489037  2920
1975-19791,095843 101,180
1980-19841,034815 61,114
1985-19899451286181,066
1990-1994799356142251,148
1995-19998595084229221,402
2000-20046317414612241,410
2005103146522253
2006901853110280
200755166713224
20081353   66
Totals9,7442,5561334812812,359
Average Age197519971997199919911979
Percent of
Collection
4.19%1.45%0.09%0.04%0.18%1.93%

Unique Books Count and Average Age

Counts and average ages of unique books (titles held by only one ALC library) in Environmental Science. This count only includes bound monographic materials.

ACUAPLHSU McMHPU
1400-16992    
1700-1799     
1800-189951    
1900-190936    
1910-191981    
1920-1929128    
1930-1939207    
1940-19493532   
1950-19595792  3
1960-196988522  12
1970-197461118  1
1975-1979760503 6
1980-1984700565 5
1985-198968972418
1990-199458023612119
1995-199965535928149
2000-200444849131616
20057198322
200668110  7
20074299613
20081234   
Totals6,9581,649922591
Average Age19741997199719991989

Total Circulation

A count of charges and renewals for Environmental Science. This count only includes circulation of bound monographs, CDs, videos, and DVDs.

Patron System
ACUAPLHSU McMCJCHPUTotal
ACU Items526674414012663
APL Items2032,5747889002,944
HSU Items311810023
McM Items0001001
HPU Items0000088
Totals7322,6421401050203,639

Circulation by Item Age

A count of charges and renewals for Environmental Science, 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      
1800-18992    2
1900-19092    2
1910-19195    5
1920-19293    3
1930-19393    3
1940-1949154   19
1950-195929    29
1960-19695413   67
1970-19742016   36
1975-19794844   92
1980-19844127   68
1985-198945715  121
1990-199457198   255
1995-19991223966 3527
2000-20041097529 2872
2005352742  311
2006483941 3446
200717665 1 683
2008890   98
Totals6632,94423183,639
Percent of
Circulation
1.88%0.46%0.11%0.02%0.14%0.51%

Non-Circulating Use

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

ACUAPLHSU McMHPU
3042602

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