| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    |
| 1 | 521 | 
                                                                 
                                    
                                    22%
                                 
                                                             | 
                                                        
                    |
| 2 | 375 | 
                                                                 
                                    
                                    15.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 409 | 
                                                                 
                                    
                                    17.3%
                                 
                                                             | 
                                                        
                    |
| 4 | 200 | 
                                                                 
                                    
                                    8.4%
                                 
                                                             | 
                                                        
                    |
| 5 | 135 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 6 | 670 | 
                                                                 
                                    
                                    28.3%
                                 
                                                             | 
                                                        
                    |
| 9 | 9.More than 1 answers | 24 | 
                                                                 
                                    
                                    1%
                                 
                                                             |