| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 218 |
66.7%
|
| 1 | Yes, spontaneously | 33 |
10.1%
|
| 2 | Yes, probed | 76 |
23.2%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 4 |