| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 9 |
0.1%
|
| -8 | Refused | 18 |
0.2%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 12 |
0.1%
|
| 1 | Yes | 4771 |
44%
|
| 2 | No | 6029 |
55.6%
|
| Sysmiss | 2880 |