| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 137 |
19.2%
|
| 2 | No | 113 |
15.9%
|
| 8 | Unknown | 9 |
1.3%
|
| 88 | N/A | 453 |
63.6%
|
| Sysmiss | 869 |