Psychology


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 Psychology. This count only includes bound monographic materials.

ACUAPLHSU McMHPUALC
1400-1699      
1700-1799      
1800-189934 72346
1900-190949 731390
1910-191944 62557
1920-192977 22148121
1930-193999 292621175
1940-19491512565738304
1950-195953231622661021,065
1960-1969964204025332192,141
1970-1974445233002721401,183
1975-1979523383012251631,250
1980-1984478302302731681,179
1985-1989440711142941111,030
1990-1994393176126147107949
1995-19993463172691271561,215
2000-2004258451224551111,099
2005-20092115361282666967
2010-20149050296158747
20151810211 3134
201613683 186
20177552 569
2018623   29
Totals5,2052,5102,5032,3511,48914,065
Average Age197520041980197319801981
Percent of
Collection
1.48%0.74%1.39%1.67%1.80%1.28%

Title Count and Average Age

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

ACUAPLHSU McMHPUALC
1400-1699      
1700-1799      
1800-189928 72338
1900-190923 78340
1910-191939 52550
1920-192973 19144102
1930-193993 272420140
1940-19491402555637231
1950-19594733150221100718
1960-1969884193725022081,422
1970-197435823286263138873
1975-197945537285215161967
1980-198437828227254163865
1985-198933763112283103763
1990-199431016912213899737
1995-1999290279262122152961
2000-200420435819052101796
2005-20091813811252566706
2010-20146330491153482
201517757 3100
20168533 164
20177452 556
2018518   23
Totals4,3851,9122,3622,1821,42610,216
Average Age197420031980197419801982
Percent of
Collection
1.59%0.88%1.45%1.73%1.89%1.38%

Unique Books Count and Average Age

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

ACUAPLHSU McMHPU
1400-1699     
1700-1799     
1800-189921 613
1900-190919 672
1910-191934 424
1920-192967 1492
1930-193970 171212
1940-194992 272418
1950-19593032639834
1960-1969457812020161
1970-19741921617016070
1975-197928027182118101
1980-198421312134143100
1985-1989227405219843
1990-1994203134829657
1995-19991682111967581
2000-20041272631261741
2005-2009116256881130
2010-20143417973 37
201514575 1
20163423 1
20174372 4
2018413   
Totals2,6581,3241,3781,172703
Average Age19742003198319761981

Total Circulation

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

Patron System
ACUAPLHSU McMCJCHPUTotal
ACU Items1916827907302
APL Items532,1054417002,219
HSU Items154467400130
McM Items10290290068
HPU Items0011004455
Totals2692,246149590512,774

Circulation by Item Age

A count of charges and renewals for Psychology, 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   1 1
1920-19293  5 8
1930-19395 5  10
1940-194922   4
1950-195917 116135
1960-1969191284851
1970-197420881 37
1975-1979151699554
1980-19849727328
1985-1989202859668
1990-19942649106192
1995-19994213024156217
2000-200438301855357
2005-2009353871215440
2010-20142457527 14640
20154168   172
2016101621  173
20178188  1197
2018269   71
Totals2992,10213069552,655
Percent of
Circulation
1.43%0.43%1.06%2.22%1.94%0.50%

Non-Circulating Use

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

ACUAPLHSU McMHPU
6711071932

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