| Value | Category | Cases | |
|---|---|---|---|
| 1 | SERIOUSLY EXPOSED | 5331 |
18.8%
|
| 2 | MODERATELY EXPOSED | 11863 |
41.9%
|
| 3 | SLIGHTLY EXPOSED | 5818 |
20.5%
|
| 4 | NOT EXPOSED | 5316 |
18.8%
|
| Sysmiss | 17618 |