| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 932 | 
                                    
                                    11.3%
                                 | 
| 2 | NO | 327 | 
                                    
                                    4%
                                 | 
| 9 | NO RESPONDE | 4 | 
                                    
                                    0%
                                 | 
| Sysmiss | 6954 | 
                                    
                                    84.6%
                                 |