| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no | 1060 |
64.7%
|
| 1 | yes, spontaneously | 156 |
9.5%
|
| 2 | yes, probed | 423 |
25.8%
|
| 8 | not asked | 0 |
0%
|