Explosive growth in the number of people on probation or parole has propelled the population of the American corrections system to more than 7.3 million, or 1 in every 31 U.S. adults, according to a report released by the Pew Center on the States. The vast majority of these offenders live in the community, yet new data in the report finds that nearly 90 percent of state corrections dollars are spent on prisons.
Read the report: Pew Center on the States