| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1725 |
43.9%
|
| 2 | Mild | 1052 |
26.8%
|
| 3 | Moderate | 766 |
19.5%
|
| 4 | Severe | 361 |
9.2%
|
| 5 | Extreme | 27 |
0.7%
|
| Sysmiss | 7 |