| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 324 |
20.3%
|
| 2 | no | 1262 |
79.1%
|
| 3 | (dk) | 9 |
0.6%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 1905 |