| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refuse | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | No | 1971 |
85.7%
|
| 1 | Yes | 330 |
14.3%
|
| Sysmiss | 2921 |