| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 220 | 
                                                                 
                                    
                                    99.5%
                                 
                                                             | 
                                                        
                    
| 1 | Sí | 1 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 930 |