| Value | Category | Cases | |
|---|---|---|---|
| 1 | CONCRETE SLAB | 32 |
1.4%
|
| 2 | CERAMIC TILE | 2 |
0.1%
|
| 3 | WOOD | 237 |
10.5%
|
| 4 | SOIL / DIRT | 1987 |
87.8%
|
| 999 | OTHER (SPECIFY) | 4 |
0.2%
|