| Value | Category | Cases | |
|---|---|---|---|
| -99 | -99 (Don't know) | 39 |
4.6%
|
| -66 | -66 (refuse to answer) | 1 |
0.1%
|
| 0 | No | 724 |
84.9%
|
| 1 | Yes | 89 |
10.4%
|
| Sysmiss | 526 |