| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 545 | 
                                                                 
                                    
                                    45.4%
                                 
                                                             | 
                                                        
                    
| 1 | Once or twice | 57 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    
| 2 | A few times | 21 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| 3 | Often | 55 | 
                                                                 
                                    
                                    4.6%
                                 
                                                             | 
                                                        
                    
| 7 | Not Applicable | 517 | 
                                                                 
                                    
                                    43.1%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 2 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 9 | Don't Know | 3 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |