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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 2.254 139 - 2 -
Biblios 65.512.866 1.204.222 108.324 56.770 16.110
Authorities 71.210.592 1.935.064 145.993 61.708 6.063
Items 90.923.768 1.353.478 178.055 78.790 19.812
Patrons 9.892.603 233.277 23.041 8.572 864
Issues 256.195.022 12.735.926 845.138 222.006 4.197