| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 1000 | 
                                    
                                    20.9%
                                 | 
| 2 | NO | 56 | 
                                    
                                    1.2%
                                 | 
| Sysmiss | 3721 | 
                                    
                                    77.9%
                                 |