| Value | Category | Cases | |
|---|---|---|---|
| 1 | SERIOUSLY EXPOSED | 115 |
1.8%
|
| 2 | MODERATELY EXPOSED | 1520 |
23.6%
|
| 3 | SLIGHTLY EXPOSED | 905 |
14%
|
| 4 | NOT EXPOSED | 3906 |
60.6%
|
| Sysmiss | 19411 |