| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | refusal | 1 |
14.3%
|
| 1 | yes | 1 |
14.3%
|
| 2 | no | 5 |
71.4%
|
| Sysmiss | 504 |