| Value | Category | Cases | |
|---|---|---|---|
| 1 | Elevé | 69 |
6.9%
|
| 2 | Moyen supérieur | 311 |
30.9%
|
| 3 | Moyen inférieur | 495 |
49.3%
|
| 4 | Bas | 108 |
10.7%
|
| 9 | nr | 0 |
0%
|
| Sysmiss | 22 |
2.2%
|