| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 454 | 
                                    
                                    85.2%
                                 | 
| 2 | NO | 11 | 
                                    
                                    2.1%
                                 | 
| 98 | NO SABE | 7 | 
                                    
                                    1.3%
                                 | 
| Sysmiss | 61 | 
                                    
                                    11.4%
                                 |