| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 281 |
48.9%
|
| 2 | no | 280 |
48.7%
|
| 3 | (dk) | 14 |
2.4%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 425 |