| Value | Category | Cases | |
|---|---|---|---|
| A | Annual | 49 | 
                                    
                                    53.3%
                                 | 
| B | Monthly | 15 | 
                                    
                                    16.3%
                                 | 
| C | Weekly | 15 | 
                                    
                                    16.3%
                                 | 
| D | Only | 13 | 
                                    
                                    14.1%
                                 |