Figure GPS-4. Trends in last year prevalence of cannabis among young adults (aged 15 to 34), measured by national surveys [see all figures in this series...]

Part (ii) Countries with three or more surveys

Notes:

Sample sizes (respondents) for the 15 to 34 age group for each country and year are presented in Table GPS-4.

Data taken from national surveys available in each country. Figures and methodology for each survey can be consulted in Table GPS-4.

For young adults, the EMCDDA uses the range 15 to 34 years (Denmark and the UK from 16 years, Germany, Estonia (1998) and Hungary from 18 yrs of age). In France the age range was 25 to 34 in 1992 and 18 to 39 in 1995.

Related links:

See also Table GPS-0

See also 'General notes for interpreting data' on the Explanatory notes and help page.

Sources:

Reitox national reports 2007, taken from population surveys, reports or scientific articles.