| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très difficile | 19 |
1.6%
|
| 2 | Difficile | 40 |
3.3%
|
| 3 | Facile | 244 |
20.3%
|
| 4 | Très facile | 120 |
10%
|
| 7 | Aucun contact | 777 |
64.8%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|