| Value | Category | Cases | |
|---|---|---|---|
| 1 | Minimal | 7 | 
                                    
                                    10.8%
                                 | 
| 2 | Moderate | 25 | 
                                    
                                    38.5%
                                 | 
| 3 | Severe | 29 | 
                                    
                                    44.6%
                                 | 
| 4 | Very Severe | 4 | 
                                    
                                    6.2%
                                 | 
| Sysmiss | 3962 |