| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1192 |
18.3%
|
| 2 | no | 2207 |
34%
|
| 3 | I do not know | 14 |
0.2%
|
| 4 | not applicable | 148 | |
| Sysmiss | 2939 |