>By late adolescence, 78.2% of US adolescents had consumed alcohol I guess I fall into that group, since I had a few sips, given to my by my parents. > 47.1%

>By late adolescence, 78.2% of US adolescents had consumed alcohol I guess I fall into that group, since I had a few sips, given to my by my parents. > 47.1% had reached regular drinking levels defined by at least 12 drinks within a given year So less than half. > drug use by 42.5% Also less than half. I wonder how many tried it just once. > drug abuse by 16.4%