| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 27 |
13.8%
|
| 2 | no | 164 |
83.7%
|
| 3 | (dk) | 5 |
2.6%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 804 |