| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 254 | 
                                                                 
                                    
                                    10.6%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 571 | 
                                                                 
                                    
                                    23.8%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 912 | 
                                                                 
                                    
                                    38%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 631 | 
                                                                 
                                    
                                    26.3%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 2 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 9 | Don’t know | 30 | 
                                                                 
                                    
                                    1.3%
                                 
                                                             |