| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 432 |
20.9%
|
| 2 | 2. no | 555 |
26.8%
|
| 3 | 3. not sure | 71 |
3.4%
|
| 4 | 4. not applicable | 1013 |
48.9%
|
| Sysmiss | 2122 |