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Document Supply Statistics

Total Transactions

  2015-16 2016-17 2017-18 2018-19 2019-20
Requests Handled 22,053 20,362 19,063 17,970 15,013

 

Interlibrary Borrowing

  2015-16 2016-17 2017-18 2018-19 2019-20
Requests Handled 7,373 6,541 5,207 5,473 4,503
Fill Rate 93.90% 94.70% 92.55% 91.40% 90.00%
Days Needed 3.22 2.90 3.10 4.38 5.85

 

Interlibrary Lending

  2015-16 2016-17 2017-18 2018-19 2019-20
Requests Handled 13,180 12,812 13,157 11,803 9,853
Fill Rate 85.79% 80.42% 71.95% 62.68% 65.54%

 

Document Delivery

  2015-16 2016-17 2017-18 2018-19 2019-20
Requests Handled 1,500 1,009 699 694 657
Days Needed 0.75 0.71 0.78 0.80 1.18

 

Borrowing & Document Delivery Transactions by User Group 2019-20

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

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last modified 31 July 2020