the survey also showed that in the last 30 days before the survey 64 per cent of the respondents had used alcoholic beverages , 31.8 per cent tobacco , 2.1 per cent inhalants , 13.9 per cent cannabis , 5.3 per cent amphetamines and amphetamine-type substances , 0.8 per cent cocaine , 1.2 per cent hallucinogens , 2.1 per cent tranquillizers , 2.1 per cent sedatives , 2.1 per cent opium , 1.3 per cent heroin and 5.1 per cent other opiates .
C0002667
amphetamines
C0002658
amphetamine