| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 15236 |
12.7%
|
| 2 | no | 102830 |
85.8%
|
| 3 | (dk) | 1125 |
0.9%
|
| 4 | (ref) | 597 |
0.5%
|
| Sysmiss | 35135 |