| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 1 |
0%
|
| -8 | Refused | 7 |
0.1%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 3 |
0%
|
| 1 | Yes | 1531 |
15.9%
|
| 2 | No | 8078 |
84%
|
| Sysmiss | 2275 |