| Value | Category | Cases | |
|---|---|---|---|
| 0 | Nill | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 1 | 1-3 | 252 | 
                                                                 
                                    
                                    46.3%
                                 
                                                             | 
                                                        
                    
| 2 | 4-6 | 238 | 
                                                                 
                                    
                                    43.8%
                                 
                                                             | 
                                                        
                    
| 3 | 7-40 | 44 | 
                                                                 
                                    
                                    8.1%
                                 
                                                             | 
                                                        
                    
| 99 | No Answer | 9 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             |