| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 596 |
35.4%
|
| 2 | no | 993 |
59%
|
| 3 | do not know | 92 |
5.5%
|
| 4 | refused | 1 |
0.1%
|
| Sysmiss | 1702 |