| Value | Category | Cases | |
|---|---|---|---|
| 1 | not mentioned | 52 | 
                                                                 
                                    
                                    62.7%
                                 
                                                             | 
                                                        
                    
| 2 | mentioned | 31 | 
                                                                 
                                    
                                    37.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 623 |