Environmental Science


Volume, Title, and Unique Books data collected on May 31, 2018.
Circulation statistics for the ALC fiscal year ending May 31, 2018.

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
1400-1699      
1700-1799      
1800-1899      
1900-1909      
1910-1919      
1920-1929      
1930-1939      
1940-19494    4
1950-195920    20
1960-196933    33
1970-197441    41
1975-197968    68
1980-1984686   74
1985-1989683 1 72
1990-19941022210213149
1995-199910311393415202
2000-20048526351521182
2005-2009439124610174
2010-2014294521 6101
2015262 111
201612   3
2017231  6
2018 1   1
Totals67122013558661,150
Average Age198920052003199920001995
Percent of
Collection
0.19%0.06%0.07%0.04%0.08%0.10%

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
1400-1699      
1700-1799      
1800-1899      
1900-1909      
1910-1919      
1920-1929      
1930-1939      
1940-19494    4
1950-195920    20
1960-196932    32
1970-197439    39
1975-197965    65
1980-1984686   72
1985-1989633 1 64
1990-1994962210213138
1995-199910011392915174
2000-20047526351319149
2005-200942712469141
2010-2014273618 686
2015252 110
201612   3
2017221  3
2018 1   1
Totals63818913251631,010
Average Age198920042003199920001994
Percent of
Collection
0.23%0.09%0.08%0.04%0.08%0.14%

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
1400-1699     
1700-1799     
1800-1899     
1900-1909     
1910-1919     
1920-1929     
1930-1939     
1940-19492    
1950-195919    
1960-196926    
1970-197429    
1975-197945    
1980-1984443   
1985-198947  1 
1990-199472179110
1995-199981629157
2000-2004511525612
2005-200928441924
2010-2014222614 5
2015242 1
201611   
2017 1   
2018 1   
Totals4711221012539
Average Age19892005200319992000

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 Items8000008
APL Items166000067
HSU Items0270009
McM Items0000000
HPU Items0000000
Totals968700084

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      
1800-1899      
1900-1909      
1910-1919      
1920-1929      
1930-1939      
1940-1949      
1950-1959      
1960-1969      
1970-1974      
1975-19791    1
1980-19841    1
1985-1989      
1990-199424   6
1995-1999 3   3
2000-200419   10
2005-20092229  33
2010-2014113   14
2015 7   7
2016 3   3
2017 7   7
2018      
Totals86890085
Percent of
Circulation
0.04%0.01%0.07%0%0%0.02%

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
04001

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