| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 68 | 
                                                                 
                                    
                                    5.5%
                                 
                                                             | 
                                                        
                    
| 1 | Once | 130 | 
                                                                 
                                    
                                    10.5%
                                 
                                                             | 
                                                        
                    
| 2 | Sometimes | 102 | 
                                                                 
                                    
                                    8.2%
                                 
                                                             | 
                                                        
                    
| 3 | Often | 46 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 893 | 
                                                                 
                                    
                                    72%
                                 
                                                             | 
                                                        
                    |
| a | Go to next question | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             |