| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 19 |
5.8%
|
| 1 | Yes, spontaneously | 190 |
57.6%
|
| 2 | Yes, probed | 121 |
36.7%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 1 |