| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 1234 | 
                                    
                                    15%
                                 | 
| 2 | NO | 49 | 
                                    
                                    0.6%
                                 | 
| 9 | NO RESPONDE | 3 | 
                                    
                                    0%
                                 | 
| Sysmiss | 6931 | 
                                    
                                    84.3%
                                 |