| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 2005 | 113 |
5.9%
|
|
| 2006 | 726 |
37.7%
|
|
| 2007 | 726 |
37.7%
|
|
| 2008 | 286 |
14.8%
|
|
| 2009 | 46 |
2.4%
|
|
| 2010 | 30 |
1.6%
|
|
| 9997 | inconsistent | 1 |
0.1%
|
| 9998 | don't know | 0 |
0%
|
| Sysmiss | 15159 |