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Document Supply Statistics

Total Transactions

2013-14 2014-15 2015-16 2016-17 2017-18
Requests Handled 19,893 21,664 22,053 20,362 19,063

Interlibrary Borrowing

2013-14 2014-15 2015-16 2016-17 2017-18
Requests Handled 7,861 8,914 7,373 6,541 5,207
Fill Rate 96.83% 95.06% 93.90% 94.70% 92.55%
Days Needed 2.59 3.44 3.22 2.90 3.10

Interlibrary Lending

2013-14 2014-15 2015-16 2016-17 2017-18
Requests Handled 10,726 10,674 13,180 12,812 13,157
Fill Rate 82.21% 83.21% 85.79% 80.42% 71.95%

Document Delivery

2013-14 2014-15 2015-16 2016-17 2017-18
Requests Handled 1,306 2,076 1,500 1,009 699
Days Needed 0.70 0.80 0.75 0.71 0.78

Borrowing & Document Delivery Transactions by User Group 2017-18

Note: “Staff” includes faculty members and all other staff; alumni cannot use ILL.

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last modified 17 July 2018