| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 241 | 
                                    
                                    60.1%
                                 | 
| 2 | NO | 51 | 
                                    
                                    12.7%
                                 | 
| Sysmiss | 109 | 
                                    
                                    27.2%
                                 |