| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 582 | 
                                                                 
                                    
                                    48.5%
                                 
                                                             | 
                                                        
                    
| 1 | Once or twice | 36 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    
| 2 | A few times | 26 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    
| 3 | Often | 20 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             | 
                                                        
                    
| 7 | Not Applicable | 532 | 
                                                                 
                                    
                                    44.3%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 9 | Don't Know | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |