| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 52 |
1.5%
|
| -8 | Refused | 59 |
1.7%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Yes | 919 |
26.7%
|
| 2 | No | 2418 |
70.1%
|
| Sysmiss | 3603 |