| Value | Category | 
                                    
                    
                        | 1 | None in interview | 
                                    
                    
                        | 2 | A small portion | 
                                    
                    
                        | 3 | Most of interview | 
                                    
                    
                        | 4 | All of the interview | 
                            
            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.