| Value | Category | 
                                    
                    
                        | 1 | city hospital | 
                                    
                    
                        | 2 | sub | 
                                    
                    
                        | 3 | sva | 
                                    
                    
                        | 4 | maternity home | 
                                    
                    
                        | 5 | at home | 
                                    
                    
                        | 6 | in the home of a midwife | 
                                    
                    
                        | 7 | other | 
                                    
                    
                        | Sysmiss |  | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.