| Value |
Category |
| 1 |
ceramic/marble/granite/stone |
| 2 |
tiles/terrazzo |
| 3 |
cement/bricks/concrete |
| 4 |
lumber/board |
| 5 |
bamboo |
| 6 |
dirt |
| 7 |
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.