| Value | Category | Cases | |
|---|---|---|---|
| 0 | Normal | 10172 |
65.2%
|
| 1 | Mild | 2974 |
19.1%
|
| 2 | Moderate | 1992 |
12.8%
|
| 3 | Severe | 472 |
3%
|
| Sysmiss | 99 |