| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1995 | 32 | 34 |
2.5%
|
|
| 1996 | 186 | 187 |
13.8%
|
|
| 1997 | 202 | 200 |
14.7%
|
|
| 1998 | 218 | 198 |
14.6%
|
|
| 1999 | 399 | 381 |
28.1%
|
|
| 2000 | 360 | 347 |
25.6%
|
|
| 9997 | Manquante | 6 | 8 |
0.6%
|
| Sysmiss | 1751 | 1799 |