| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 567 | 
                                                                 
                                    
                                    47.3%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 351 | 
                                                                 
                                    
                                    29.3%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 181 | 
                                                                 
                                    
                                    15.1%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 74 | 
                                                                 
                                    
                                    6.2%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 23 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |