| Value | Category | 
                                    
                    
                        | 000 | NIU (not in universe) | 
                                    
                    
                        | 100 | None/unfinished (earth) | 
                                    
                    
                        | 110 | Sand | 
                                    
                    
                        | 120 | Dung | 
                                    
                    
                        | 200 | Finished | 
                                    
                    
                        | 201 | Cement, tile, or brick | 
                                    
                    
                        | 202 | Cement | 
                                    
                    
                        | 203 | Concrete | 
                                    
                    
                        | 204 | Cement screed | 
                                    
                    
                        | 205 | Ceramic tile | 
                                    
                    
                        | 206 | Paving stone, cement tile | 
                                    
                    
                        | 207 | Stone | 
                                    
                    
                        | 208 | Brick | 
                                    
                    
                        | 209 | Brick or stone | 
                                    
                    
                        | 210 | Brick or cement | 
                                    
                    
                        | 211 | Block | 
                                    
                    
                        | 212 | Terrazzo | 
                                    
                    
                        | 213 | Wood | 
                                    
                    
                        | 214 | Palm, bamboo | 
                                    
                    
                        | 215 | Parquet | 
                                    
                    
                        | 216 | Parquet, tile, vinyl | 
                                    
                    
                        | 217 | Parquet, tile, marble | 
                                    
                    
                        | 218 | Ceramic, marble, granite | 
                                    
                    
                        | 219 | Ceramic, marble, tile, or vinyl | 
                                    
                    
                        | 220 | Marble | 
                                    
                    
                        | 221 | Mosaic | 
                                    
                    
                        | 222 | Tile | 
                                    
                    
                        | 223 | Tile, linoleum, ceramic, etc | 
                                    
                    
                        | 224 | Tile, cement | 
                                    
                    
                        | 225 | Tile, stone | 
                                    
                    
                        | 226 | Tile, stone, brick | 
                                    
                    
                        | 227 | Tile, stone, vinyl, brick | 
                                    
                    
                        | 228 | Tile, vinyl, brick | 
                                    
                    
                        | 229 | Tile, vinyl | 
                                    
                    
                        | 230 | Vinyl, linoleum, etc | 
                                    
                    
                        | 231 | Asphalt sheet, vinyl, etc | 
                                    
                    
                        | 232 | Synthetic, plastic | 
                                    
                    
                        | 233 | Cane | 
                                    
                    
                        | 234 | Carpet, rug | 
                                    
                    
                        | 235 | Scrap material | 
                                    
                    
                        | 236 | Other finished, n.e.c. | 
                                    
                    
                        | 999 | Unknown/missing | 
                            
            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.