| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 119 |
6.9%
|
| 2 | no | 1521 |
88.3%
|
| 3 | don't know | 45 |
2.6%
|
| 4 | i am not sure | 38 |
2.2%
|
| Sysmiss | 49 |