| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 157 |
22.8%
|
| 2 | No | 525 |
76.3%
|
| 3 | Don't know | 2 |
0.3%
|
| 4 | Refused | 4 |
0.6%
|
| Sysmiss | 315 |