| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 36 |
1.3%
|
| -8 | Refused | 2 |
0.1%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 11 |
0.4%
|
| 1 | Yes | 148 |
5.3%
|
| 2 | No | 2603 |
93%
|
| Sysmiss | 12193 |