Describe the ethnic composition of belgium

nearly 4%

according to the national survey on drug use and health (nsduh), cocaine usage has persisted comparatively stationary since 2009. in 2014, there was a predicted 1.5 million courses, there were cocaine users who were aged 12 years or older constitutes 0.6 percent nearly of the population. adults who aged between 18 to 25 years have a greater rate of contemporary cocaine usage than any other age group, with 1.4 % of adolescent usage of cocaine.