| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 640 | 
                                                                 
                                    
                                    53.3%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 291 | 
                                                                 
                                    
                                    24.3%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 184 | 
                                                                 
                                    
                                    15.3%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 67 | 
                                                                 
                                    
                                    5.6%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 13 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |