| Value | Category | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 1 | A red pública (cloaca) | 
                                    
                    
                        | 2 | A cámara séptica y pozo ciego | 
                                    
                    
                        | 3 | Sólo a pozo ciego | 
                                    
                    
                        | 4 | A hoyo/excavación en la tierra | 
                                    
                    
                        | 9 | Ns/Nr | 
                            
            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.