| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 884 | 
                                    
                                    20.9%
                                 | 
| 2 | NO | 509 | 
                                    
                                    12%
                                 | 
| Sysmiss | 2842 | 
                                    
                                    67.1%
                                 |