| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 1429 | 
                                    
                                    17.4%
                                 | 
| 2 | NO | 1346 | 
                                    
                                    16.4%
                                 | 
| 9 | NO RESPONDE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 5441 | 
                                    
                                    66.2%
                                 |