Figure 4.

Trends in Drug Enforcement – 1982 to 2002*. * = Chart adapted from data in Pastore, AL and Maguire, K (Eds.): Sourcebook of Criminal Justice Statistics 2001. United States Department of Justice, Bureau of Justice Statistics, Washington, DC: USGPO, 2002. (Table 4.29). Additional data obtained from Crime in the United States, 2001 (Table 4.1) and Crime in the United States, 2002 (Table 4.1). Washington, DC: Federal Bureau of Investigation.