| Value | Category | Cases | |
|---|---|---|---|
| 1 | SAND | 251 |
2.2%
|
| 2 | SMOOTHED MUD | 7581 |
66.3%
|
| 3 | SMOOTH CEMENT | 3544 |
31%
|
| 4 | WOOD | 2 |
0%
|
| 5 | TILE | 50 |
0.4%
|
| 6 | OTHER(SPECIFY) | 6 |
0.1%
|