Notes:
"Daily or almost daily users" =use on 20 days or more during the month previous to the interview
Data are taken from Key Issue publication 2003 "Cannabis problems in context; understanding the increase in European Treatment Demands". Date of national surveys indicated in brackets.
The age range is from 15 to 64 (Italy 15-44).
Spain: 2001; 15-64 y. n=1 058
France: 2000; 15-64 y. n=497
Greece: 1998; 15-64 y. n=104
Latvia: 2003; 15-64 y. n=81
Ireland: 2002/03; 15-64 y. n=126
Italy: 2001; 15-44 y. n=3653
Netherlands: 2000/01; 15-64 y. n=744
Portugal: 2001; 15-64 y. n=336
Sources:
Reitox national reports 2003; ad-hoc table "Frequency of cannabis use among people who used it during the last 30 days". See also standard epidemiological tables in 2005 EMCDDA statistical bulletin [Table GPS-7 part (ii)].