| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1995 | 10 | 13 |
0.8%
|
|
| 1996 | 221 | 218 |
13.5%
|
|
| 1997 | 242 | 242 |
15%
|
|
| 1998 | 301 | 286 |
17.7%
|
|
| 1999 | 396 | 387 |
24%
|
|
| 2000 | 460 | 461 |
28.6%
|
|
| 9997 | Manquante | 3 | 4 |
0.3%
|
| Sysmiss | 1521 | 1543 |