| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 167 | 
                                    
                                    86.1%
                                 | 
| 2 | NO | 11 | 
                                    
                                    5.7%
                                 | 
| 98 | NO SABE | 3 | 
                                    
                                    1.5%
                                 | 
| Sysmiss | 13 | 
                                    
                                    6.7%
                                 |