| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 32 |
5.6%
|
| 2 | No | 520 |
90.4%
|
| 8 | Dk | 20 |
3.5%
|
| 9 | No response | 3 |
0.5%
|
| Sysmiss | 4079 |