| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 849 |
84.6%
|
| 2 | Mild | 78 |
7.8%
|
| 3 | Moderate | 28 |
2.8%
|
| 4 | Severe | 40 |
4%
|
| 5 | Extreme | 9 |
0.9%
|
| Sysmiss | 2934 |