| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 803 | 
                                    
                                    9.8%
                                 | 
| 2 | NO | 97 | 
                                    
                                    1.2%
                                 | 
| 9 | NO RESPONDE | 4 | 
                                    
                                    0%
                                 | 
| Sysmiss | 7313 | 
                                    
                                    89%
                                 |