| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 165 |
23.2%
|
| 2 | No | 510 |
71.6%
|
| 3 | No, but indicated | 0 |
0%
|
| 8 | Unknown | 37 |
5.2%
|
| Sysmiss | 869 |