| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | < 1 year complete | 3 |
11.1%
|
| 1 | 10 |
37%
|
|
| 2 | 2 |
7.4%
|
|
| 3 | 4 |
14.8%
|
|
| 4 | 2 |
7.4%
|
|
| 5 | 2 |
7.4%
|
|
| 6 | 4 |
14.8%
|
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 4785 |