| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 52 |
6.5%
|
| 1 | Yes, spontaneously | 501 |
63.1%
|
| 2 | Yes, probed | 241 |
30.4%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 1 |