| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 316 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    
| 2 | no | 3792 | 
                                                                 
                                    
                                    92.3%
                                 
                                                             | 
                                                        
                    
| 3 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 391 |