| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 4507 |
78%
|
| 1 | Mild | 1075 |
18.6%
|
| 2 | Moderate | 166 |
2.9%
|
| 3 | Severe | 25 |
0.4%
|
| 4 | Extreme or can't do | 2 |
0%
|