| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 1121 | 
                                                         
                                
                                5.8%
                                                             
                                                     | 
                                            
| 2 | good | 4979 | 
                                                         
                                
                                26%
                                                             
                                                     | 
                                            
| 3 | normal | 8174 | 
                                                         
                                
                                42.7%
                                                             
                                                     | 
                                            
| 4 | not very good | 2662 | 
                                                         
                                
                                13.9%
                                                             
                                                     | 
                                            
| 5 | bad | 1037 | 
                                                         
                                
                                5.4%
                                                             
                                                     | 
                                            
| 11 | 1191 | 
                                                         
                                
                                6.2%
                                                             
                                                     |