| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 495 | 
                                                                 
                                    
                                    39.9%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 399 | 
                                                                 
                                    
                                    32.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 346 | 
                                                                 
                                    
                                    27.9%
                                 
                                                             |