| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2710 |
41.7%
|
| 2 | no | 624 |
9.6%
|
| 3 | I do not know | 22 |
0.3%
|
| 4 | not applicable | 205 | |
| Sysmiss | 2939 |