| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très difficile | 57 |
4.8%
|
| 2 | Difficile | 124 |
10.3%
|
| 3 | Facile | 301 |
25.1%
|
| 4 | Très facile | 100 |
8.3%
|
| 7 | Aucun contact | 618 |
51.5%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|