| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 15 |
4.3%
|
| 2 | No | 324 |
92.3%
|
| 8 | Don't know | 10 |
2.8%
|
| 9 | Refused | 2 |
0.6%
|
| Sysmiss | 700 |