| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1988 | 1 |
5.6%
|
|
| 1996 | 2 |
11.1%
|
|
| 1999 | 1 |
5.6%
|
|
| 2000 | 1 |
5.6%
|
|
| 2001 | 2 |
11.1%
|
|
| 2002 | 3 |
16.7%
|
|
| 2003 | 4 |
22.2%
|
|
| 2004 | 2 |
11.1%
|
|
| 9999 | NSP | 2 |
11.1%
|
| Sysmiss | 2844 |