| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 0 |
0%
|
| -8 | Do not know | 0 |
0%
|
| 0 | No | 273 |
27.2%
|
| 1 | Yes | 731 |
72.8%
|
| Sysmiss | 10054 |