| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Si | 9622 | 
                                                                 
                                    
                                    27.8%
                                 
                                                             | 
                                                        
                    
| 2 | 2. No | 19799 | 
                                                                 
                                    
                                    57.2%
                                 
                                                             | 
                                                        
                    
| 8 | 8. Ns | 5180 | 
                                                                 
                                    
                                    15%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 16423 |