| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 328 |
42.2%
|
| 2 | no | 259 |
33.3%
|
| 3 | don't know | 110 |
14.2%
|
| 4 | not applicable | 80 |
10.3%
|
| Sysmiss | 1449 |