| Value | Category | Cases | |
|---|---|---|---|
| -99 | -99 (Don't know) | 108 |
13%
|
| -66 | -66 (refuse to answer) | 0 |
0%
|
| 0 | No | 594 |
71.6%
|
| 1 | Yes | 128 |
15.4%
|
| Sysmiss | 549 |