| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 9 |
4.5%
|
| 2 | No | 171 |
85.1%
|
| 3 | Don't know | 21 |
10.4%
|
| 4 | Refused | 0 |
0%
|
| Sysmiss | 799 |