| Value | Category | Cases | |
|---|---|---|---|
| 1 | Elevé | 87 |
8.2%
|
| 2 | Moyen supérieur | 291 |
27.3%
|
| 3 | Moyen inférieur | 536 |
50.2%
|
| 4 | Bas | 130 |
12.2%
|
| 9 | nr | 0 |
0%
|
| Sysmiss | 23 |
2.2%
|