| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 29 |
9.1%
|
| 2 | No | 53 |
16.6%
|
| 3 | Do not know | 180 |
56.3%
|
| 4 | Not applicable | 58 |
18.1%
|
| Sysmiss | 108 |