| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1233 |
41.2%
|
| 2 | no | 1682 |
56.2%
|
| 3 | (dk) | 65 |
2.2%
|
| 4 | (ref) | 11 |
0.4%
|
| Sysmiss | 151932 |