Chemical Engineering


Volume, Title, and Unique Books data collected on May 31, 2003.
Circulation statistics for the ALC fiscal year ending May 31, 2003.

Volume Count and Average Age

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

ACUAPLHSU McMHPUALC
1600-1699      
1700-1799      
1800-1899      
1900-1909  12 3
1910-19192 1  3
1920-192924 52132
1930-193912 3 116
1940-19494421816686
1950-195971314205113
1960-1969527222620127
1970-197421914211883
1975-1979565115481
1980-1984298316662
1985-198916111715362
1990-1994308134863
1995352 111
19967411215
19976831 18
1998252  9
1999111 3 15
200028  111
200111012216
2002461 213
2003      
Totals38311013213480839
Average Age196619891968196819731970
Percent of
Collection
0.17%0.05%0.09%0.10%0.11%0.11%

Title Count and Average Age

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

ACUAPLHSU McMHPUALC
1600-1699      
1700-1799      
1800-1899      
1900-1909  11 2
1910-19191 1  2
1920-192916 52124
1930-193910 3 114
1940-19494121210664
1950-1959623139580
1960-196947620222097
1970-197421814201868
1975-1979265115447
1980-1984288316659
1985-19891691715349
1990-1994268134858
1995352 111
19967411215
19976631 16
1998242  8
199919 3 13
200028  110
20011712211
2002461 212
2003      
Totals3209812311180660
Average Age196619881969197219731971
Percent of
Collection
0.17%0.06%0.10%0.09%0.13%0.12%

Unique Books Count and Average Age

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

ACUAPLHSU McMHPU
1600-1699     
1700-1799     
1800-1899     
1900-1909  1  
1910-1919  1  
1920-192913 511
1930-19398 3 1
1940-194934 855
1950-1959421732
1960-19694057128
1970-197418461311
1975-1979225941
1980-19842672126
1985-19899411111
1990-19942281136
1995341 1
199674 12
19976531 
1998232  
199917 2 
200018   
2001 5 21
2002361 1
2003     
Totals25776787047
Average Age19671990196919751973

Total Circulation

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

Patron System
ACUAPLHSU McMCJCHPUTotal
ACU Items5001006
APL Items81573100169
HSU Items001400014
McM Items141010016
HPU Items0030003
Totals1416130300208

Circulation by Item Age

A count of charges and renewals for Chemical Engineering, 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   2 2
1930-1939  1  1
1940-1949 111 3
1950-1959 114 6
1960-1969 1 4 5
1970-1974  3  3
1975-197935   8
1980-1984122  5
1985-1989 12 1 13
1990-1994135  9
1995 2   2
1996131  5
1997 20 1 21
1998 26   26
1999 44   44
2000 26   26
2001 9 3 12
2002 14  317
2003      
Totals616914163208
Percent of
Circulation
0.02%0.03%0.06%0.17%0.07%0.03%

Non-Circulating Use

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

ACUAPLHSU McMHPU
00610

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