| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 7 |
22.6%
|
| 2 | No | 8 |
25.8%
|
| 3 | 5 |
16.1%
|
|
| 8 | don't know | 11 |
35.5%
|
| Sysmiss | 560 |