| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | yes | 374 |
39.6%
|
| 2 | no | 288 |
30.5%
|
| 3 | don't know | 283 |
29.9%
|
| 9 | na | 0 |
0%
|
| Sysmiss | 2055 |