| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-3 | 469 | 
                                                                 
                                    
                                    9.5%
                                 
                                                             | 
                                                        
                    
| 2 | 4-6 | 1483 | 
                                                                 
                                    
                                    29.9%
                                 
                                                             | 
                                                        
                    
| 3 | 7-40 | 2962 | 
                                                                 
                                    
                                    59.8%
                                 
                                                             | 
                                                        
                    
| 99 | No Answer | 41 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             |