| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 2336 |
76.6%
|
| 1 | Yes, spontaneously | 13 |
0.4%
|
| 2 | Yes, probed | 699 |
22.9%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 2 |