| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 141 |
11.8%
|
| 2 | Facile | 326 |
27.2%
|
| 3 | Difficile | 257 |
21.4%
|
| 4 | Très difficile | 145 |
12.1%
|
| 7 | Aucun contact | 331 |
27.6%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|