| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 5 | 
                                
                                2.7%
                             | 
| 2 | Termly | 34 | 
                                
                                18.2%
                             | 
| 3 | Monthly | 67 | 
                                
                                35.8%
                             | 
| 4 | Weekly | 3 | 
                                
                                1.6%
                             | 
| 9 | Not applicable | 78 | 
                                
                                41.7%
                             |