| Value | Category | Cases | |
|---|---|---|---|
| 0 | Nill | 196 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             | 
                                                        
                    
| 1 | 1-3 | 5870 | 
                                                                 
                                    
                                    49.7%
                                 
                                                             | 
                                                        
                    
| 2 | 4-6 | 4796 | 
                                                                 
                                    
                                    40.6%
                                 
                                                             | 
                                                        
                    
| 3 | 7-40 | 917 | 
                                                                 
                                    
                                    7.8%
                                 
                                                             | 
                                                        
                    
| 99 | No Answer | 22 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |