Federal: "Fifty percent (95,800) of sentenced inmates in federal prison on September 30, 2014 (the most recent date for which federal offense data are available) were serving time for drug offenses (table 12, appendix table 5). In comparison to the 53% in state prisons, violent offenders represented 7% of the federal prison population (14,000 prisoners). Among female federal prisoners, 4% were convicted of violent crimes in 2014. Public order offenders made up 36% of the BOP population, and 9% of federal prisoners (17,000) were serving time for immigration offenses. Among Hispanics in federal prisons, 26% were sentenced for immigration offenses (16,100 inmates), and 57% were sentenced for drug crimes (36,000 inmates). Fifty-three percent of black federal prisoners were convicted drug offenders in 2014, and 25% served sentences for weapons offenses."
State: "More than half of all state prisoners on December 31, 2013 (the most recent date for which offense data are available) were serving sentences of at least 1 year for violent offenses on their current term of imprisonment (704,800 prisoners or 53%), including 165,600 persons for murder or nonnegligent manslaughter and 166,200 for rape or sexual assault (table 11, appendix table 4). A smaller percentage of females were sentenced for violent offenses (37%) than males (54%), although the proportion of those sentenced for murder was similar for males (13%) and females (11%) in state prisons. Almost 16% of state prisoners were convicted drug offenders (208,000 inmates), including 24% of all females in state prison (22,000 inmates) and 15% of all males in state prison (186,000 inmates)."