| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 12 |
1%
|
| 2 | Facile | 39 |
3.3%
|
| 3 | Difficile | 46 |
3.8%
|
| 4 | Très difficile | 22 |
1.8%
|
| 7 | Aucun contact | 1081 |
90.1%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|