| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 9293 |
16.6%
|
| 2 | no | 46091 |
82.3%
|
| 3 | (dk) | 285 |
0.5%
|
| 4 | (ref) | 304 |
0.5%
|
| Sysmiss | 93788 |