| Prevalence of psychoactive substance use Prevalence of medication use Prevalence of drug use Drug prevention | Treatment supply Treatment demand Health consequences Harm reduction | Drug-related crimes Drug market Drug use and prison Monitoring of publications Attitudes to legal framework changes |
| Substance | Sample size | Minimum | Maximum | Arithmetic mean | Weighted mean | Median | Mode |
| Cannabis herbal (% THC) | 34 | 0.6 | 43.4 | 13.1 | 12.7 | 13.00 | 2.6 |
| Heroin hydrochloride (%) | 3 | 25.3 | 49.0 | 38.4 | 35.2 | 40.8 | – |
| Cocaine hydrochloride (%) | 43 | 0.4 | 89.0 | 57.8 | 63.8 | 61.5 | 43.7 |
| Amphetamine (%) | 90 | 1.3 | 21.8 | 9.7 | 10.1 | 9.7 | 4.4 |
| Methamphetamine (%) | 135 | 0.1 | 80.4 | 62.7 | 59.1 | 73.0 | 80.1 |
| MDMA (crystal, %) | 6 | 6.6 | 84.0 | 39.5 | 31.1 | 38.6 | – |
| MDMA (tablet, %) | 33 | 18.6 | 50.8 | 35.6 | 29.3 | 30.7 | 25.0 |