* Vational Household: Based on the tried old is 43.6.1 is the eis ley on Drug Abuse, the per on Drug Abuse, the percentage of 17-year-olds who ever relative risk of ever smoking for a 17-year-old versus a 12-year- who ever tried smoking smoking for a 12-year-old (i.e. what was the percentage of 12-year-olds