| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 281 | 
                                                                 
                                    
                                    20.8%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 282 | 
                                                                 
                                    
                                    20.9%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 98 | 
                                                                 
                                    
                                    7.3%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 7 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 682 | 
                                                                 
                                    
                                    50.5%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |