| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not mentioned | 123 | 
                                                                 
                                    
                                    99.2%
                                 
                                                             | 
                                                        
                    
| 1 | mentioned | 1 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1859 |