More than 2 million people are in jail or prison - here's 4 charts that break that down
The report found that the US currently holds 2.3 million people in more than 1719 state prisons, 102 federal prisons, 901 juvenile correctional facilities, and 3163 local jails, among other detention centers.
With the adult population of the US at more than 249 million in 2015, 1 in roughly every 100 people over 18 is currently tied up in the country's correctional system.
PPI created a number of charts to further explain mass incarceration in America: