| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 28 |
5.4%
|
| 2 | No | 488 |
93.8%
|
| 3 | Don't know | 2 |
0.4%
|
| 4 | Refused | 2 |
0.4%
|
| Sysmiss | 480 |