| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very low | 59 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    
| 2 | Low | 207 | 
                                                                 
                                    
                                    26.8%
                                 
                                                             | 
                                                        
                    
| 3 | Average | 361 | 
                                                                 
                                    
                                    46.8%
                                 
                                                             | 
                                                        
                    
| 4 | High | 140 | 
                                                                 
                                    
                                    18.2%
                                 
                                                             | 
                                                        
                    
| 5 | Very high | 4 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             |