| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2971 |
7.1%
|
| 2 | no | 109 |
0.3%
|
| 3 | dk | 0 |
0%
|
| 8 | other | 2 |
0%
|
| Sysmiss | 38986 |