| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. si | 472 | 
                                                                 
                                    
                                    10.5%
                                 
                                                             | 
                                                        
                    
| 2 | 2. no | 3125 | 
                                                                 
                                    
                                    69.2%
                                 
                                                             | 
                                                        
                    
| 8 | 8. ns | 387 | 
                                                                 
                                    
                                    8.6%
                                 
                                                             | 
                                                        
                    
| 997 | no aplica | 530 | 
                                                                 
                                    
                                    11.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 7760 |