| Value | Category | Cases | |
|---|---|---|---|
| -88 | don't know | 8 |
3.2%
|
| -66 | refuse to answer | 2 |
0.8%
|
| 0 | No | 164 |
65.9%
|
| 1 | Yes | 75 |
30.1%
|
| Sysmiss | 251 |