| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 80 |
1.1%
|
| -98 | Refuse to answer | 4 |
0.1%
|
| 1 | Yes | 1960 |
26%
|
| 2 | No | 5486 |
72.9%
|
| Sysmiss | 7030 |