| Value | Category | Cases | |
|---|---|---|---|
| -2 | Refuse | 0 |
0%
|
| -1 | Don't know | 0 |
0%
|
| 0 | No | 502 |
24.2%
|
| 1 | Yes | 1573 |
75.8%
|
| Sysmiss | 3147 |