| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2621 |
40.3%
|
| 2 | no | 708 |
10.9%
|
| 3 | I do not know | 22 |
0.3%
|
| 4 | not applicable | 210 | |
| Sysmiss | 2939 |