| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 387 |
12.7%
|
| 1 | Yes, spontaneously | 1461 |
47.9%
|
| 2 | Yes, probed | 1202 |
39.4%
|
| 8 | Not asked | 0 |
0%
|