| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 22 |
14.1%
|
| 2 | no | 132 |
84.6%
|
| 3 | (dk) | 2 |
1.3%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 864 |