| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1993 | 1 |
1.4%
|
|
| 1994 | 3 |
4.1%
|
|
| 1996 | 6 |
8.1%
|
|
| 1997 | 3 |
4.1%
|
|
| 1998 | 4 |
5.4%
|
|
| 1999 | 7 |
9.5%
|
|
| 2000 | 6 |
8.1%
|
|
| 2001 | 9 |
12.2%
|
|
| 2002 | 12 |
16.2%
|
|
| 2003 | 9 |
12.2%
|
|
| 2004 | 11 |
14.9%
|
|
| 9999 | NSP | 3 |
4.1%
|
| Sysmiss | 2788 |