| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1995 | 37 | 39 |
2.2%
|
|
| 1996 | 240 | 241 |
13.5%
|
|
| 1997 | 265 | 262 |
14.7%
|
|
| 1998 | 307 | 286 |
16.1%
|
|
| 1999 | 496 | 490 |
27.5%
|
|
| 2000 | 466 | 461 |
25.9%
|
|
| 9997 | Manquante | 2 | 3 |
0.2%
|
| Sysmiss | 1341 | 1371 |