| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 24 |
3.4%
|
| 2 | No | 217 |
30.8%
|
| 8 | Unknown | 5 |
0.7%
|
| 88 | N/A | 459 |
65.1%
|
| Sysmiss | 876 |