| Value | Category | Cases | |
|---|---|---|---|
| -2 | Don't know | 31 |
1.1%
|
| -1 | Refused | 7 |
0.3%
|
| 1 | Yes | 1703 |
61.7%
|
| 2 | No | 1021 |
37%
|
| Sysmiss | 237 |