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Document Supply Statistics

Total Transactions

  2020-21 2021-22 2022-23 2023-24 2024-25
Requests Handled 15,183 8,406 6,983 6,565 6,134

 

Interlibrary Borrowing

  2020-21 2021-22 2022-23 2023-24 2024-25
Requests Handled 4,344 3,909 3,244 3,024 2,411
Fill Rate 89.45% 84.91% 85.78% 81.02% 81.47%
Days Needed 4.32 3.98 3.48 2.99 3.06

 

Interlibrary Lending

  2020-21 2021-22 2022-23 2023-24 2024-25
Requests Handled 10,577 4,329 3,626 3,458 3,638
Fill Rate 64.67% 64.36% 66.69% 66.71% 66.85%

 

Document Delivery

  2020-21 2021-22 2022-23 2023-24 2024-25
Requests Handled 262 168 113 83 85
Days Needed 0.91  1.03  0.90 0.96 1.27

 

Borrowing & Document Delivery Transactions by User Group 2024-25

 

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

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last modified 25 August 2025