| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 48 |
85.7%
|
| 2 | No | 5 |
8.9%
|
| 8 | dk | 0 |
0%
|
| 9 | na | 3 |
5.4%
|
| Sysmiss | 142 |