Prisoners by offense and by state and federal prisons from 1970 to 1997, with calculated drug offense prisoner shares. Doesn’t encompass jails.

Dataset sheets:

• drug offense share: prisoners, by state and federal, held for drug offenses, yearly 1970-1997
• state prisoners by offense: source data for calculated drug offense share
• federal prisoners by offense: source data for calculated drug offense share

Related datasets:

• prisoners by state and sex, U.S. 1880-2010
• imprisonment prevalence and sex ratio in U.S. from 1850
• criminal justice within the U.S. federal jurisdiction