| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 186 |
66.9%
|
|
| 2011 | 92 |
33.1%
|
|
| 9998 | nsp | 0 |
0%
|
| 9999 | manquant | 0 |
0%
|
| Sysmiss | 3690 |