| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
1%
|
| -8 | Refusal (spontaneous) | 11 |
1.4%
|
| 1 | Yes | 359 |
46.1%
|
| 2 | No | 401 |
51.5%
|
| Sysmiss | 317 |