| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 1 |
5%
|
|
| 2003 | 4 |
20%
|
|
| 2004 | 1 |
5%
|
|
| 2008 | 1 |
5%
|
|
| 2010 | 1 |
5%
|
|
| 2011 | 10 |
50%
|
|
| 9998 | ne sait pas | 2 |
10%
|
| 9999 | manquant | 0 |
0%
|
| Sysmiss | 6644 |