| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 57 |
71.3%
|
| 2 | No | 15 |
18.8%
|
| 8 | dk | 1 |
1.3%
|
| 9 | na | 7 |
8.8%
|
| Sysmiss | 118 |