| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 15 |
9.8%
|
| 2 | No | 129 |
84.3%
|
| 8 | Don't know | 5 |
3.3%
|
| 9 | Refused | 4 |
2.6%
|
| Sysmiss | 867 |