Figure 1: Drug Use Varies by Age but the Cohort Effect Lasts a Lifetime
Bar graph with 12 items.
Percentage Reporting Past Month Use of an Illicit Drug
Item 1, Age 1213, 3.0%
Item 2, Age 1415, 9.8%
Item 3, Age 1617, 16.4%
Item 4, Age 1820, 19.6%
Item 5, Age 2125, 13.2%
Item 6, Age 2629, 7.8%
Item 7, Age 3034, 7.0%
Item 8, Age 3539, 5.3%
Item 9, Age 4044, 6.5%, Example of an aging cohort of drug usersthis group began use in the 1970's
Item 10, Age 4549, 4.8%
Item 11, Age 5064, 2.4%
Item 12, Age 65 +, 0.3%