| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 8236 | 
                                    
                                    81.6%
                                 | 
| 2 | NO | 253 | 
                                    
                                    2.5%
                                 | 
| 9 | NO RESPONDE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 1603 | 
                                    
                                    15.9%
                                 |