| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No | 525 |
62%
|
| 1 | Yes | 194 |
22.9%
|
| 8 | Don't know | 128 |
15.1%
|
| 9 | 4 | ||
| Sysmiss | 23 |