| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 1405 |
46.2%
|
| 1 | Yes, spontaneously | 490 |
16.1%
|
| 2 | Yes, probed | 1144 |
37.6%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 11 |