| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 82 |
6.8%
|
| 2 | Facile | 254 |
21.2%
|
| 3 | Difficile | 60 |
5%
|
| 4 | Très difficile | 16 |
1.3%
|
| 7 | Aucun contact | 787 |
65.6%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 1 |
0.1%
|