| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 7 |
30.4%
|
| 2 | No | 5 |
21.7%
|
| 3 | 2 |
8.7%
|
|
| 8 | don't know | 9 |
39.1%
|
| Sysmiss | 568 |