| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1128 | 
                                                                 
                                    
                                    52.6%
                                 
                                                             | 
                                                        
                    
| 2 | Both | 25 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    
| 3 | Father only | 952 | 
                                                                 
                                    
                                    44.4%
                                 
                                                             | 
                                                        
                    
| 4 | Mother only | 19 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| 5 | I don't know | 20 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 11 |