| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 0 |
0%
|
| 1 | 73 |
20.4%
|
|
| 2 | 66 |
18.5%
|
|
| 3 | 81 |
22.7%
|
|
| 4 | 62 |
17.4%
|
|
| 5 | 34 |
9.5%
|
|
| 6 | 41 |
11.5%
|
|
| 98 | don't know | 0 |
0%
|
| Sysmiss | 12894 |