| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 142 | 
                                                                 
                                    
                                    10.5%
                                 
                                                             | 
                                                        
                    
| 1 | Rarely | 495 | 
                                                                 
                                    
                                    36.7%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 343 | 
                                                                 
                                    
                                    25.4%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 26 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 344 | 
                                                                 
                                    
                                    25.5%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |