| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, I tried | 694 | 
                                                                 
                                    
                                    6.4%
                                 
                                                             | 
                                                        
                    
| 2 | Yes, regularly | 272 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    
| 3 | No, never | 9937 | 
                                                                 
                                    
                                    91.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 13 |