{"metric":"prison_population_annual_1900_2018","title":"Prison population, annual average, 1900 to 2018","topic":"crime","unit":"people","measure_type":"count","geography":"K04000001","comparison_method":"year_on_year","latest":{"period_start":"2018-01-01","period_end":"2018-12-31","period_label":"2018","value":83296.41666666667,"status":"final","vintage":"2019-07-26"},"comparison":{"period_label":"2017","value":85631.5,"vintage":"2019-07-26"},"source":{"publisher":"Ministry of Justice","publication":"Offender management statistics quarterly: annual prison population tables, 2019 edition (June 2002 to June 2019)","landing_url":"https://www.gov.uk/government/statistics/offender-management-statistics-quarterly-january-to-march-2019","sheet":"A1_2","table":"Table A1.2","row":"2018","column":"Total","raw_value":"83296.41666666667","file_url":"https://assets.publishing.service.gov.uk/media/5d372e4bed915d0d0983628e/population-30June2019-annual.ods","file_sha256":"fbe187056bacd25c129b6ffbb9ae86166d79bf88711e9ce956b4848b25329632","release_date":"2019-07-26","release_label":"Annual prison population: 2019 (June 2002 to June 2019)"},"definition":"The average of the twelve month-end prison populations in England and Wales in a calendar year, from Table A1.2 of the Ministry of Justice's 2019 annual prison population tables.","does_not_measure":"The population on any particular day (the modern series is a Monday snapshot), people in immigration removal centres or police cells, or prisons in Scotland and Northern Ireland.","links":{"page":"/crime/prison-population-annual-average-1900-2018","series":"/api/metrics/prison_population_annual_1900_2018/series","vintages":"/api/metrics/prison_population_annual_1900_2018/vintages"}}