| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 815 | 
                                                                 
                                    
                                    67.9%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 188 | 
                                                                 
                                    
                                    15.7%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 43 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 15 | 
                                                                 
                                    
                                    1.3%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 139 | 
                                                                 
                                    
                                    11.6%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |