| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très facile | 100 |
8.3%
|
| 2 | Facile | 341 |
28.4%
|
| 3 | Difficile | 90 |
7.5%
|
| 4 | Très difficile | 29 |
2.4%
|
| 7 | Aucun contact | 639 |
53.3%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 1 |
0.1%
|