| 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Héroïne | 302 | 368 | 460 | 408 | 505 | 388 | 336 | 164 | 92 | 69 | 71 | 62 | 36 | 35 |
| Médicaments (dont méthadone et subutex) | 27 | 31 | 31 | 44 | 50 | 68 | 49 | 56 | 41 | 39 | 35 | 26 | 27 | 28 |
| Cocaïne | 5 | 5 | 0 | 1 | 2 | 4 | 6 | 6 | 9 | 7 | 11 | 10 | 12 | 10 |
| Autres et indéterminés | 4 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 2 | 1 | 20 | 8 |
| Ecstasy | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 8 | 2 | 8 |
| Solvants | 12 | 6 | 6 | 1 | 6 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Total | 350 | 411 | 499 | 454 | 564 | 465 | 393 | 228 | 143 | 118 | 120 | 107 | 97 | 89 |