| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 721 |
91.3%
|
| 2 | no | 48 |
6.1%
|
| 3 | (dk) | 2 |
0.3%
|
| 4 | (ref) | 19 |
2.4%
|
| Sysmiss | 210 |