| Value | Category | Cases | |
|---|---|---|---|
| 1 | Minimal | 52 | 
                                    
                                    5%
                                 | 
| 2 | Moderate | 232 | 
                                    
                                    22.1%
                                 | 
| 3 | Severe | 540 | 
                                    
                                    51.5%
                                 | 
| 4 | Very Severe | 224 | 
                                    
                                    21.4%
                                 | 
| Sysmiss | 3132 |