Annual Report & Sourcebook of Federal Sentencing Statistics Annual Report FY2015 Annual Report Sourcebook FY2015 Sourcebook Research Publications Recidivism Among Federal Offenders: A Comprehensive Overview (March 2016) The Use of Federal Rule of Criminal Procedure 35(b) (February 2016) Overview of Federal Criminal Cases, Fiscal Year 2014 (August 2015) Federal Sentencing Statistics Quarterly Sentencing Updates Statistics by District, Circuit & State Guideline Application Frequencies Quick Facts Commission Datafiles Prison & Sentencing Impact Assessments Retroactivity Analyses and Data Reports Retroactivity Report on 2014 Drug Guidelines Amendment (April 2016) Final Crack Retroactivity Data Report (December 2014) Summary of Key Data Regarding Retroactive Application of the 2014 Drug Guidelines Amendment (July 2014) Materials Related to United States v. Booker Congressional Reports and Testimony Public Hearings Public Comment Selected Research and Data Reports and Surveys Amicus Curiae Briefs