| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2810 |
43.2%
|
| 2 | no | 618 |
9.5%
|
| 3 | I do not know | 11 |
0.2%
|
| 4 | not applicable | 122 | |
| Sysmiss | 2939 |