| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 180 | 
                                    
                                    24.6%
                                 | 
| 2 | NO | 340 | 
                                    
                                    46.4%
                                 | 
| 98 | NO SABE | 7 | 
                                    
                                    1%
                                 | 
| Sysmiss | 206 | 
                                    
                                    28.1%
                                 |