Office of National Drug Control Policy -- 2003 National Drug Control Strategy

Table 18. Substance Abuse among Probationers,State Prison Inmates,and Federal Prison Inmates

	Number	Ever Used (%)	Used Regularly (%)¹	Used Month Prior to Offense (%)	Used at Time of Offense (%)
Probation (1995)²	2,065,896	69.4	43.4	31.8	13.5
State prison inmates (1997)³	1,059,607	83.0	69.6	56.5	32.6
Federal prison inmates (1997)³	88,018	72.9	57.3	44.8	22.4
Jail inmates (1996)⁴	318,068	84.5	67.2	55.0	35.6
¹“Regular use” is defined as once a week or more for at least a month. ²Substance Abuse of Adults on Probation, 1995 (March 1998). ³Substance Abuse Among State and Federal Prisoners, 1997 (December 1998). ⁴ Drug Use, Testing, and Treatment in Jails, 1996. Convicted jail inmates only (May 2000). Based on personal interviews. Source: Bureau of Justice Statistics, Office of Justice Programs, Department of Justice. 1995 Survey of Adults on Probation and 1997 Survey on Inmates in State and Federal Correctional Facilities.