| Value | Category | 
                                    
                    
                        | 1 | Menos de 100 metros | 
                                    
                    
                        | 2 | Entre 100 e 500 metros | 
                                    
                    
                        | 3 | Entre 500 e 1000 metros | 
                                    
                    
                        | 4 | Maisde 1000 metros | 
                            
            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.