| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 309 | 
                                    
                                    58%
                                 | 
| 2 | NO | 132 | 
                                    
                                    24.8%
                                 | 
| 98 | NO SABE | 1 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 91 | 
                                    
                                    17.1%
                                 |