| Value | Category | Cases | |
|---|---|---|---|
| 3 | Sí | 51 | 
                                    
                                    1.7%
                                 | 
| 4 | No | 2940 | 
                                    
                                    98.3%
                                 | 
| 9 | Ignorado | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 32105 |