| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
LSD (Lysergic Acid Diethylamide)
| Lifetime | Past Year | Past Month |
| Lifetime | Past Year | Past Month |
Sources: Monitoring the Future
National Survey on Drug Use and Health
| truth: the Anti-drugwar | Anti-drugwar Arsenal | Accept the $1 Challenge |