| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 71 |
19.6%
|
| 2 | No | 210 |
57.9%
|
| 3 | Don't know | 81 |
22.3%
|
| 4 | Refused | 1 |
0.3%
|
| Sysmiss | 637 |