| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 61 |
5.1%
|
| 2 | Facile | 285 |
23.8%
|
| 3 | Difficile | 220 |
18.3%
|
| 4 | Très difficile | 92 |
7.7%
|
| 7 | Aucun contact | 542 |
45.2%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|