| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 829 | 
                                    
                                    54.5%
                                 | 
| 2 | NO | 640 | 
                                    
                                    42.1%
                                 | 
| 98 | NO RESPONDE | 1 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 51 | 
                                    
                                    3.4%
                                 |