Source: Drug Abuse Warning Network (2003 Update)
| DAWN Marijuana Mentions: Drug Use Motive (Percents) | |||||
|---|---|---|---|---|---|
| Year | Psychic Effects | Dependence | Suicide | Other | Unknown |
| 1995 | 34.2 | 40.1 | 9.8 | 0.3 | 15.6 |
| 1996 | 34.2 | 39.1 | 10.3 | 0.4 | 16.0 |
| 1997 | 33.0 | 37.0 | 10.8 | 0.4 | 18.8 |
| 1998 | 33.2 | 34.8 | 11.8 | 0.4 | 19.8 |
| 1999 | 36.4 | 34.2 | 11.5 | ... | 17.3 |
| 2000 | 38.3 | 31.9 | 11.9 | 0.6 | 17.2 |
| 2001 | 35.0 | 30.6 | 12.8 | 1.1 | 20.5 |
| 2002 | 33.4 | 28.7 | 11.5 | 0.9 | ... |
Same data by number of admissions