| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 0 |
0%
|
| -8 | I don't know | 10 |
1%
|
| 0 | No | 317 |
33%
|
| 1 | Yes | 634 |
66%
|
| Sysmiss | 1843 |