| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 54187 |
74.3%
|
| 2 | no | 18624 |
25.5%
|
| 3 | (dk) | 89 |
0.1%
|
| 4 | (ref) | 45 |
0.1%
|
| Sysmiss | 70942 |