| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 34 |
10.3%
|
| 1 | Yes, spontaneously | 50 |
15.2%
|
| 2 | Yes, probed | 246 |
74.5%
|
| 8 | Not asked | 0 |
0%
|
| 9 | 1 |