| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 106 |
34.6%
|
| 2 | mild | 80 |
26.1%
|
| 3 | moderate | 71 |
23.2%
|
| 4 | severe | 48 |
15.7%
|
| 5 | extreme | 1 |
0.3%
|
| Sysmiss | 5585 |