Notes:
In general LTP for cannabis has been increased progressively across the EU since 1995.
*In 1995 surveys in countries marked with an * are not strictly comparable with the ESPAD surveys. Spain did not participate in the ESPAD survey. The data included here is based on a Spanish survey series in 1996, 1998 and 2002. Drug prevalence questions may be considered comparable to the ESPAD questions but other aspects of the method mean that the Spanish data are not strictly comparable.
See also 'General notes for interpreting data' on the Explanatory notes and help page.
Sources:
Hibell et al., 1997, 2000 and 2004