| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 415 |
87.6%
|
| 2 | no | 14 |
3%
|
| 4 | 2 |
0.4%
|
|
| 9 | dk | 43 |
9.1%
|
| Sysmiss | 24246 |