| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 391 |
49.3%
|
| 1 | Yes, spontaneously | 35 |
4.4%
|
| 2 | Yes, probed | 367 |
46.3%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 2 |