| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 242 |
36.7%
|
| 2 | no | 409 |
62%
|
| 3 | (dk) | 9 |
1.4%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 340 |