| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | primary | 4 |
57.1%
|
| 2 | secondary cycle 1 | 3 |
42.9%
|
| 3 | secondary cycle 1 | 0 |
0%
|
| 4 | higher | 0 |
0%
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 4805 |