For each country, the average of the sample prevalences, weighted by sample size, is indicated by the highlighted data point.
Statistical bulletin 2006: Figure GPS-33 part (ii)
Statistical bulletin 2007: Figure GPS-18 part (ii)
Statistical bulletin 2008: Figure GPS-18 part (ii)
Statistical bulletin 2009: Figure GPS-18 part (ii)
See also Table GPS-0
For details of the studies included see Tables GPS-7 to GPS-9
See also 'General notes for interpreting data' on the Explanatory notes and help page
Reitox national reports 2009, taken from population surveys, reports or scientific articles.
(see the help page for information about formats etc.)