| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 7 | 
                                    
                                    0.8%
                                 | 
| 2 | NO | 182 | 
                                    
                                    20.8%
                                 | 
| Sysmiss | 686 | 
                                    
                                    78.4%
                                 |