| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 147 |
30.7%
|
| 2 | No | 325 |
67.8%
|
| 3 | Don't know | 5 |
1%
|
| 4 | Refused | 2 |
0.4%
|
| Sysmiss | 521 |