| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 13 |
0.3%
|
| 1 | 573 |
13.5%
|
|
| 2 | 627 |
14.7%
|
|
| 3 | 996 |
23.4%
|
|
| 4 | 868 |
20.4%
|
|
| 5 | 342 |
8%
|
|
| 6 | 822 |
19.3%
|
|
| 98 | don't know | 16 |
0.4%
|
| Sysmiss | 8994 |