| Value | Category | Cases | |
|---|---|---|---|
| ? | Missing | 2 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| B | Father | 75 | 
                                                                 
                                    
                                    97.4%
                                 
                                                             |