| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 198 |
24%
|
| 2 | no | 620 |
75.2%
|
| 3 | (dk) | 4 |
0.5%
|
| 4 | (ref) | 2 |
0.2%
|
| Sysmiss | 198 |