| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 7397 |
11%
|
| 2 | no | 59027 |
88.1%
|
| 3 | (dk) | 228 |
0.3%
|
| 4 | (ref) | 368 |
0.5%
|
| Sysmiss | 82741 |