| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très difficile | 84 |
7%
|
| 2 | Difficile | 323 |
26.9%
|
| 3 | Facile | 155 |
12.9%
|
| 4 | Très facile | 43 |
3.6%
|
| 7 | Aucun contact | 595 |
49.6%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|