| Value | Category | Cases | |
|---|---|---|---|
| 7 | Sí | 997 | 
                                    
                                    3.4%
                                 | 
| 8 | No | 28251 | 
                                    
                                    96.6%
                                 | 
| 9 | Ignorado | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 5848 |