| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 432 | 
                                                                 
                                    
                                    36.7%
                                 
                                                             | 
                                                        
                    
| 1 | Once or twice | 205 | 
                                                                 
                                    
                                    17.4%
                                 
                                                             | 
                                                        
                    
| 2 | A few times | 105 | 
                                                                 
                                    
                                    8.9%
                                 
                                                             | 
                                                        
                    
| 3 | Often | 110 | 
                                                                 
                                    
                                    9.4%
                                 
                                                             | 
                                                        
                    
| 7 | Not applicable | 281 | 
                                                                 
                                    
                                    23.9%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 9 | Don't Know | 39 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             |