| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 6 |
28.6%
|
| 2 | No | 15 |
71.4%
|
| 3 | Don't know | 0 |
0%
|
| 4 | Refused | 0 |
0%
|
| Sysmiss | 2979 |