| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 9 |
2.3%
|
| -8 | Refused | 1 |
0.3%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Yes | 85 |
21.6%
|
| 2 | No | 298 |
75.8%
|
| Sysmiss | 6680 |