| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 607 | 
                                                                 
                                    
                                    50.6%
                                 
                                                             | 
                                                        
                    
| 1 | Only sometimes | 338 | 
                                                                 
                                    
                                    28.2%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 116 | 
                                                                 
                                    
                                    9.7%
                                 
                                                             | 
                                                        
                    
| 3 | Always | 65 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 73 | 
                                                                 
                                    
                                    6.1%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |