| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not Mentioned | 281 | 
                                                                 
                                    
                                    95.6%
                                 
                                                             | 
                                                        
                    
| 1 | Mentioned | 13 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 206 |