| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 1 | daily | 4 | 
                                                                 
                                    
                                    21.1%
                                 
                                                             | 
                                                        
                    
| 2 | weekly | 1 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| 3 | forthnightly | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 4 | monthly | 10 | 
                                                                 
                                    
                                    52.6%
                                 
                                                             | 
                                                        
                    
| 5 | quarterly | 1 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| 6 | yearly | 3 | 
                                                                 
                                    
                                    15.8%
                                 
                                                             |