| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 48 |
60.8%
|
| 2 | No | 29 |
36.7%
|
| 8 | dk | 1 |
1.3%
|
| 9 | na | 1 |
1.3%
|
| Sysmiss | 78 |