| Rank | Top 10 Most Illegal Drugs |
| 1 | Alcohol |
| 2 | Ayahuasca |
| 3 | Cocaine |
| 4 | DMT |
| 5 | GHB |
| 6 | Heroin |
| 7 | Hallucinogens |
| 8 | Inhalants |
| 9 | Ketamine |
| 10 | Khat |
| Rank | Top 10 Most Illegal Drugs |
| 1 | Alcohol |
| 2 | Ayahuasca |
| 3 | Cocaine |
| 4 | DMT |
| 5 | GHB |
| 6 | Heroin |
| 7 | Hallucinogens |
| 8 | Inhalants |
| 9 | Ketamine |
| 10 | Khat |