| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 143 |
18.1%
|
| 2 | No | 645 |
81.5%
|
| 8 | Don't know | 2 |
0.3%
|
| 9 | Refused | 1 |
0.1%
|
| Sysmiss | 219 |