| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 28 |
75.7%
|
| 2 | No | 6 |
16.2%
|
| 8 | dk | 0 |
0%
|
| 9 | na | 3 |
8.1%
|
| Sysmiss | 173 |