ESPAD average
Lifetime use of NPS (%) a
  Average Min. Max.
NPS 4 1 10
a Percentage of students reporting use of NPS.

The ESPAD average of lifetime experience with NPS was 4 % (Table 8), with the highest rates in Estonia and Poland (10 % each), and the lowest in Belgium (Flanders), Denmark, Finland, Norway and Portugal, with rates of 1 %. The average prevalence of lifetime use was 5 % among boys and 4 % among girls. Gender differences within ESPAD countries are generally small, with the exception of Georgia, where 10 % of boys and 3 % of girls reported NPS use, Albania and Cyprus (both 6 % versus 2 %).