| Value | Category | Cases | |
|---|---|---|---|
| 1 | Often | 13 | 
                                    
                                    1.1%
                                 | 
| 2 | A few times | 23 | 
                                    
                                    1.9%
                                 | 
| 3 | Once or twice | 33 | 
                                    
                                    2.8%
                                 | 
| 4 | No, but would do it if I had the chance | 570 | 
                                    
                                    47.5%
                                 | 
| 5 | Would never do this | 515 | 
                                    
                                    42.9%
                                 | 
| 6 | Don't know | 42 | 
                                    
                                    3.5%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing | 4 | 
                                    
                                    0.3%
                                 |