| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-3 | 2128 | 
                                                                 
                                    
                                    14.3%
                                 
                                                             | 
                                                        
                    
| 2 | 4-6 | 4773 | 
                                                                 
                                    
                                    32.1%
                                 
                                                             | 
                                                        
                    
| 3 | 7-40 | 7927 | 
                                                                 
                                    
                                    53.3%
                                 
                                                             | 
                                                        
                    
| 99 | No Answer | 37 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |