| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 570 |
10.7%
|
| 2 | No | 4448 |
83.3%
|
| 8 | Dk | 107 |
2%
|
| 9 | Missing | 212 |
4%
|
| Sysmiss | 28360 |