| Value | Category | 
                                    
                    
                        | 11 | No roof | 
                                    
                    
                        | 12 | Thatch / grass / makuti | 
                                    
                    
                        | 13 | Dung / mud / sod | 
                                    
                    
                        | 21 | Iron sheets | 
                                    
                    
                        | 22 | Tin cans | 
                                    
                    
                        | 31 | Asbestos sheet | 
                                    
                    
                        | 32 | Concrete | 
                                    
                    
                        | 33 | Tiles | 
                                    
                    
                        | 96 | Other | 
                            
            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.