| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 1072 | 
                                    
                                    89.3%
                                 | 
| 1 | Only once | 48 | 
                                    
                                    4%
                                 | 
| 2 | A few times | 56 | 
                                    
                                    4.7%
                                 | 
| 3 | Often | 24 | 
                                    
                                    2%
                                 | 
| 9 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 |