| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 25 |
7.8%
|
| 2 | No | 257 |
80.6%
|
| 3 | Don't know | 31 |
9.7%
|
| 4 | Refused | 6 |
1.9%
|
| Sysmiss | 681 |