| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 254 |
1.7%
|
| 2 | no | 14652 |
97.3%
|
| 3 | (dk) | 132 |
0.9%
|
| 4 | (ref) | 17 |
0.1%
|
| Sysmiss | 139868 |