| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 52 |
75.4%
|
| 2 | no | 16 |
23.2%
|
| 3 | (dk) | 1 |
1.4%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 936 |