Notes:
German data are based on six regions only (Bavaria, Brandenburg, Berlin, Hesse, Mecklenburg-Western Pomerania and Thuringia).
Turkish data are based on one major city in each of six different regions (Adana, Ankara, Diyarbakir, Istanbul, Izmir and Samsun).
Perceived great risk is defined as those answering that they think there is a great risk of people harming themselves, physically or in other ways, if they: a) try marijuana or hashish once or twice b) smoke marijuana or hashish regularly.
Source:
Hibell et al., 2004