| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très difficile | 64 |
5.3%
|
| 2 | Difficile | 322 |
26.8%
|
| 3 | Facile | 197 |
16.4%
|
| 4 | Très facile | 78 |
6.5%
|
| 7 | Aucun contact | 539 |
44.9%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|