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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 714 52 - 1 -
Biblios 37.217.968 1.019.107 105.549 62.975 21.782
Authorities 37.360.310 1.855.429 163.054 63.215 7.206
Items 51.210.736 1.327.902 173.026 86.651 27.127
Patrons 5.884.458 221.943 24.239 9.957 1.309
Issues 145.840.928 8.875.255 797.814 246.770 5.687