| Value | Category | 
                                    
                    
                        | 1 | interview completed | 
                                    
                    
                        | 2 | appointment made | 
                                    
                    
                        | 3 | selected respondent not at home | 
                                    
                    
                        | 4 | no one at home | 
                                    
                    
                        | 5 | vacant house/flat/stand | 
                                    
                    
                        | 6 | no person qualifies according to specifications | 
                                    
                    
                        | 7 | respondent cannot communicate cos of language | 
                                    
                    
                        | 8 | respondent is physically/mentally not fit | 
                                    
                    
                        | 9 | contact person refused | 
                                    
                    
                        | 10 | interview refused by selected respondent | 
                                    
                    
                        | 11 | interview refused by parent | 
                                    
                    
                        | 12 | used wrong respondent/address | 
                            
            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.