| Value | Category | Cases | |
|---|---|---|---|
| 1 | Elevé | 81 |
8.2%
|
| 2 | Moyen supérieur | 285 |
28.8%
|
| 3 | Moyen inférieur | 474 |
48%
|
| 4 | Bas | 109 |
11%
|
| 9 | nr | 0 |
0%
|
| Sysmiss | 39 |
3.9%
|