| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 18 |
5.3%
|
| 2 | No | 314 |
92.4%
|
| 3 | Don't know | 7 |
2.1%
|
| 4 | Refused | 1 |
0.3%
|
| Sysmiss | 660 |