| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 715 |
27.5%
|
| 2 | No | 1858 |
71.5%
|
| 3 | Do not know | 22 |
0.8%
|
| 9 | Unspecified | 2 |
0.1%
|
| Sysmiss | 63457 |