Environmental Science


Volume, Title, and Unique Books data collected on May 31, 2022.
Circulation statistics for the ALC fiscal year ending May 31, 2022.

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      
1940-19492    2
1950-19595    5
1960-196920    20
1970-197417    17
1975-197927    27
1980-198425    25
1985-198928  1 29
1990-19944621021373
1995-1999573383415147
2000-2004462351521119
2005-200936192461095
2010-20143112211671
2015-2019213  6
20204 2  6
2021131  5
2022      
Totals366511416066684
Average Age199420092004199920001998
Percent of
Collection
0.13%0.02%0.08%0.04%0.08%0.08%

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      
1940-19492    2
1950-19595    5
1960-196920    20
1970-197416    16
1975-197926    26
1980-198425    25
1985-198923  1 24
1990-19944621021373
1995-1999543382915125
2000-200439235131996
2005-20093516246984
2010-20142811181663
2015-2019213  6
20204 2  6
2021131  5
2022      
Totals345471385363612
Average Age199320102004200020001998
Percent of
Collection
0.15%0.03%0.09%0.04%0.08%0.10%

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     
1940-19491    
1950-19595    
1960-196917    
1970-197410    
1975-197920    
1980-198417    
1985-198916  1 
1990-199439210212
1995-199945 29168
2000-200426126712
2005-200924122124
2010-20142281615
2015-2019213  
20204 2  
2021131  
2022     
Totals264351143042
Average Age19932011200420002000

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 Items0000000
APL Items014100015
HSU Items0020002
McM Items0000000
HPU Items0000000
Totals014300017

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      
1975-1979      
1980-1984      
1985-1989      
1990-1994      
1995-1999      
2000-2004  1  1
2005-2009 2   2
2010-2014 21  3
2015-2019      
2020      
2021 9   9
2022      
Totals01320015
Percent of
Circulation
0%0.01%0.05%0%0%0.01%

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
03000

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