| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 0 |
0%
|
| 1 | 9 |
25.7%
|
|
| 2 | 8 |
22.9%
|
|
| 3 | 7 |
20%
|
|
| 4 | 7 |
20%
|
|
| 5 | 2 |
5.7%
|
|
| 6 | 2 |
5.7%
|
|
| 98 | don't know | 0 |
0%
|
| Sysmiss | 13216 |