| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 19 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 2 | NO | 4276 | 
                                                                 
                                    
                                    99.3%
                                 
                                                             | 
                                                        
                    
| 9 | NO RESPONDE | 2 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 9 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |