| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 708 | 
                                    
                                    18.8%
                                 | 
| 2 | NO | 2900 | 
                                    
                                    77.2%
                                 | 
| 8 | NO SABE | 5 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 144 | 
                                    
                                    3.8%
                                 |