| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 |
2.9%
|
| 2 | No | 652 |
91.6%
|
| 3 | No, but indicated | 0 |
0%
|
| 8 | Unknown | 39 |
5.5%
|
| Sysmiss | 869 |