| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no | 474 |
28.9%
|
| 1 | yes, spontaneously | 241 |
14.7%
|
| 2 | yes, probed | 924 |
56.4%
|
| 8 | not asked | 0 |
0%
|