2,116 The total number of reports in the Nauru files

51.3% The proportion of incidents that involve children (1,086)

442 The number of people now in detention in Nauru: 338 men, 55 women and 49 children

A$1.2bn Annual cost of Australia’s offshore detention program (based on the figures for 2014-15)

19 The number of reported incidents at the detention centre in just one day in September 2014

143 The average number of children in detention on Nauru over the time period the Nauru files cover

782 The average number of adults in detention on Nauru during that period

2,873 Total number of people now in all of Australia’s detention centres, including those onshore in Australia (but excluding “community detention”)

Sources: Nauru files, Australian Department of Immigration and Border Protection