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This website displays Koha ILS usage statistics. With permission from the libraries, the following data has been collected from their installed systems. Any information not stored anonymously has been allowed by the library.

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Some numbers from the libraries sharing data
Total Largest Standard deviation Average Median
Libraries 1.769 139 - 2 -
Biblios 60.366.188 1.204.222 109.830 58.044 17.205
Authorities 60.129.941 1.935.064 147.260 57.817 5.197
Items 83.173.025 1.346.455 177.139 79.974 20.692
Patrons 8.521.845 223.156 21.297 8.194 793
Issues 233.224.189 12.413.093 855.805 224.254 3.472