| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | less than 1 year completed | 17 |
0.3%
|
| 1 | 1159 |
19.1%
|
|
| 2 | 1036 |
17.1%
|
|
| 3 | 1271 |
20.9%
|
|
| 4 | 1074 |
17.7%
|
|
| 5 | 637 |
10.5%
|
|
| 6 | 868 |
14.3%
|
|
| 98 | don't know | 8 |
0.1%
|
| Sysmiss | 7181 |