| Value | Category | 
                                    
                    
                        | 1 | facility complete | 
                                    
                    
                        | 2 | facility respondent not available | 
                                    
                    
                        | 3 | postponed | 
                                    
                    
                        | 4 | facility refused | 
                                    
                    
                        | 5 | closed / not yet operational | 
                                    
                    
                        | 6 | other (non-existent) | 
                            
            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.