| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 214 |
27.5%
|
| 2 | no | 345 |
44.4%
|
| 3 | don't know | 147 |
18.9%
|
| 4 | not applicable | 71 |
9.1%
|
| Sysmiss | 1449 |