| Value |
Category |
| 1 |
Mud/sand/gravel |
| 2 |
Concrete/cement |
| 3 |
Tile/marble |
| 4 |
Wood |
| 5 |
Carpet |
| 6 |
Hides/skin |
| 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.