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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 1.227 59 - 1 -
Biblios 50.220.272 1.019.107 97.186 56.238 17.188
Authorities 52.834.511 1.935.064 151.982 59.165 5.512
Items 69.014.595 1.338.165 162.545 77.284 21.764
Patrons 7.557.532 231.787 21.356 8.463 905
Issues 204.596.103 11.961.435 872.969 229.111 4.464