| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 68 |
11.9%
|
| 2 | No | 502 |
87.6%
|
| 3 | Don't know | 2 |
0.3%
|
| 4 | Refused | 1 |
0.2%
|
| Sysmiss | 427 |