| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 311 | 
                                    
                                    35.5%
                                 | 
| 2 | NO | 133 | 
                                    
                                    15.2%
                                 | 
| Sysmiss | 431 | 
                                    
                                    49.3%
                                 |