| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 7 |
23.3%
|
| 2 | No | 22 |
73.3%
|
| 3 | Don't know | 1 |
3.3%
|
| 4 | Refused | 0 |
0%
|
| Sysmiss | 970 |