State Use of Private Prisons in the US and Number of People Serving Time in Private Prisons for State Offenses, 2015

"• Six states (Hawaii, Mississippi, Montana, New Mexico, North Dakota, and Oklahoma) housed at least 20% of their prison population in privately operated facilities.
??"• Vermont, Connecticut, Alabama, and Idaho experienced large percentage decreases in prisoners held in private facilities, while South Dakota, North Dakota, and Ohio observed large percentage increases."

Source: 

E. Ann Carson, PhD, and Elizabeth Anderson. Prisoners In 2015. Washington, DC: US Dept of Justice Bureau of Justice Statistics, Dec. 2016, NCJ250229, p. 16.
https://www.bjs.gov/index.cfm?...
https://www.bjs.gov/content/pu...

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