| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 81 | 
                                    
                                    40.5%
                                 | 
| 2 | Once | 49 | 
                                    
                                    24.5%
                                 | 
| 3 | More than once | 70 | 
                                    
                                    35%
                                 |