| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1995 | 19 | 22 |
1.3%
|
|
| 1996 | 227 | 227 |
13.4%
|
|
| 1997 | 255 | 255 |
15%
|
|
| 1998 | 306 | 289 |
17%
|
|
| 1999 | 445 | 444 |
26.1%
|
|
| 2000 | 453 | 459 |
27%
|
|
| 9997 | Manquante | 4 | 5 |
0.3%
|
| Sysmiss | 1445 | 1453 |