| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Très difficile | 7 |
0.6%
|
| 2 | Difficile | 23 |
1.9%
|
| 3 | Facile | 30 |
2.5%
|
| 4 | Très facile | 20 |
1.7%
|
| 7 | Aucun contact | 1120 |
93.3%
|
| 8 | Refuse | 0 |
0%
|
| 9 | Ne sais pas | 0 |
0%
|