| Value | Category | Cases | |
|---|---|---|---|
| 1 | POSITIVE | 3 |
15%
|
| 2 | NEGATIVE | 4 |
20%
|
| 3 | NOT VALID | 0 |
0%
|
| 4 | DON'T KNOW | 13 |
65%
|
| Sysmiss | 5776 |