| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 61 |
18.8%
|
| 2 | No | 225 |
69.2%
|
| 8 | dk | 4 |
1.2%
|
| 9 | na | 35 |
10.8%
|
| Sysmiss | 2 |