Fig. 4

Percentage of seized substances by age class of the subjects. 14–24 years (n = 1523), 25–34 years (n = 1009), 35–44 years (n = 405), 45–54 years (n = 130) and 55–77 years (n = 21)
Percentage of seized substances by age class of the subjects. 14–24 years (n = 1523), 25–34 years (n = 1009), 35–44 years (n = 405), 45–54 years (n = 130) and 55–77 years (n = 21)