| Value | Category | Cases | |
|---|---|---|---|
| -999 | Non Concerné | 31 |
1.8%
|
| 1 | Mal | 87 |
5.2%
|
| 2 | Moyennement | 552 |
32.7%
|
| 3 | Très bien | 1016 |
60.3%
|
| Sysmiss | 156 |