| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 183 |
15.3%
|
| 2 | Facile | 408 |
34%
|
| 3 | Difficile | 207 |
17.3%
|
| 4 | Très difficile | 81 |
6.8%
|
| 7 | Aucun contact | 321 |
26.8%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|