| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 248 |
35.9%
|
| 2 | no | 433 |
62.8%
|
| 3 | (dk) | 9 |
1.3%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 310 |