Data Source: Margo Schlanger, Incarcerated population and Prisoner Civil Rights Filings, FY1970-FY2020, Table A, https://incarcerationlaw.com/resources/data-update/#TableA. (Graph: Wendy Sawyer and Andrea Fenster, 2021)

This graph originally appeared in Slamming the Courthouse Door: 25 years of evidence for repealing the Prison Litigation Reform Act.