| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | < 1 year complete | 610 |
9.6%
|
| 1 | 1002 |
15.7%
|
|
| 2 | 1000 |
15.7%
|
|
| 3 | 1205 |
18.9%
|
|
| 4 | 950 |
14.9%
|
|
| 5 | 601 |
9.4%
|
|
| 6 | 986 |
15.4%
|
|
| 8 | don't know | 28 |
0.4%
|
| Sysmiss | 25799 |