| Value | Category | Cases | |
|---|---|---|---|
| 1 | si | 547 | 
                                                                 
                                    
                                    72.8%
                                 
                                                             | 
                                                        
                    
| 2 | no | 204 | 
                                                                 
                                    
                                    27.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 56 |