| Value | Category | 
                                    
                    
                        | 1 | Granted | 
                                    
                    
                        | 2 | Parent/other responsible refused | 
                                    
                    
                        | 3 | Respondent refused | 
                                    
                    
                        | 4 | Adult/parent not present | 
                                    
                    
                        | 5 | Minor not present | 
                            
            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.