| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 60 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    
| 1 | Once | 137 | 
                                                                 
                                    
                                    11%
                                 
                                                             | 
                                                        
                    
| 2 | Sometimes | 101 | 
                                                                 
                                    
                                    8.1%
                                 
                                                             | 
                                                        
                    
| 3 | Often | 66 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 866 | 
                                                                 
                                    
                                    69.8%
                                 
                                                             | 
                                                        
                    |
| a | Go to next question | 10 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             |