| Value | Category | Cases | |
|---|---|---|---|
| -99 | -99 (Don't know) | 41 |
4.8%
|
| -66 | -66 (refuse to answer) | 2 |
0.2%
|
| 0 | No | 624 |
73.2%
|
| 1 | Yes | 186 |
21.8%
|
| Sysmiss | 526 |