| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2411 |
5.7%
|
| 2 | no | 642 |
1.5%
|
| 3 | dk | 0 |
0%
|
| 8 | other | 29 |
0.1%
|
| Sysmiss | 38986 |