| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 0 |
0%
|
| 1 | 13 |
17.1%
|
|
| 2 | 20 |
26.3%
|
|
| 3 | 19 |
25%
|
|
| 4 | 12 |
15.8%
|
|
| 5 | 4 |
5.3%
|
|
| 6 | 8 |
10.5%
|
|
| 98 | don't know | 0 |
0%
|
| Sysmiss | 13175 |