| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 8191 |
34.5%
|
| 2 | no | 15429 |
65%
|
| 3 | (dk) | 108 |
0.5%
|
| 4 | (ref) | 23 |
0.1%
|
| Sysmiss | 131172 |