| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1532 |
87.4%
|
| 2 | no | 135 |
7.7%
|
| 3 | don't know | 62 |
3.5%
|
| 4 | i am not sure | 24 |
1.4%
|
| Sysmiss | 19 |