| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 98 |
9.2%
|
| 2 | Mild | 222 |
20.9%
|
| 3 | Moderate | 482 |
45.5%
|
| 4 | Severe | 214 |
20.2%
|
| 5 | Extreme | 44 |
4.2%
|
| Sysmiss | 3357 |