Table 6.

Distribution by year of birth cohorts (N = 3946). This further emphasizes that one's birth cohort determines what drugs one can try during adolescence.

Before 1945	4.5%
1946–1955	14.6%
1956–1965	17.3%
1966–1975	25.9%
1976–1985	35.1%
After 1986	2.6%