Lifetime prevalence of cannabis use among all adults (aged 15 to 64 years old) in nationwide surveys among the general population.
| Country | Geographical area | Year | Age range all adults | Cannabis (%) |
|---|---|---|---|---|
| Belgium | National | 2004 | 15-64 | 13.0 |
| Bulgaria | National | 2005 | 18-60 | 4.4 |
| Czech Republic | National | 2004 | 18-64 | 20.6 |
| Denmark | National | 2005 | 16-64 | 36.5 |
| Germany | National | 2003 | 18-59 | 24.5 |
| Estonia | National | 2003 | ||
| Ireland | National | 2002-03 | 15-64 | 17.4 |
| Greece | National (except Aegean and Ionian Islands) | 2004 | 15-64 | 8.9 |
| Spain | National | 2005-06 | 15-64 | 28.6 |
| France | National | 2005 | 15-64 | 30.6 |
| Italy | National | 2005 | 15-64 | 29.3 |
| Cyprus | National | 2006 | 15-64 | 6.6 |
| Latvia | National | 2003 | 15-64 | 10.6 |
| Lithuania | National | 2004 | 15-64 | 7.6 |
| Luxembourg | National | 1998 | 15-64 | 12.9 |
| Hungary | National | 2003 | 18-54 | 9.8 |
| Malta | National | 2001 | 18-64 | 3.5 |
| Netherlands | National | 2005 | 15-64 | 22.6 |
| Austria | National | 2004 | 15-64 | 20.1 |
| Poland | National | 2002 | 16-64 | 7.7 |
| Portugal | National | 2001 | 15-64 | 7.6 |
| Romania | National | 2004 | 15-64 | 1.7 |
| Slovakia | National | 2004 | 15-64 | 15.6 |
| Finland | National | 2004 | 15-64 | 12.9 |
| Sweden | National | 2006 | 16-64 | 12.0 |
| United Kingdom | England and Wales | 2005-06 | 16-59 | 29.8 |
| United Kingdom | Northern Ireland | 2002-03 | 15-64 | 16.8 |
| United Kingdom | Scotland | 2004 | 16-64 | 20.5 |
| United Kingdom | United Kingdom | 2004 | 29.6 | |
| Norway | National | 2004 | 15-64 | 16.2 |