| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 0 |
0%
|
| 1 | 57 |
22.2%
|
|
| 2 | 47 |
18.3%
|
|
| 3 | 62 |
24.1%
|
|
| 4 | 36 |
14%
|
|
| 5 | 26 |
10.1%
|
|
| 6 | 28 |
10.9%
|
|
| 98 | don't know | 1 |
0.4%
|
| Sysmiss | 12994 |