| Value | Category | Cases | |
|---|---|---|---|
| 1 | plus facile | 88 |
36.1%
|
| 2 | plus difficile | 115 |
47.1%
|
| 3 | pas de changement | 40 |
16.4%
|
| 9 | manquant | 1 |
0.4%
|