| Value | Category | Cases | |
|---|---|---|---|
| 1 | marble/ceramic | 43 |
2.4%
|
| 2 | floor tile | 563 |
31.3%
|
| 3 | concrete/brick | 30 |
1.7%
|
| 4 | wood | 13 |
0.7%
|
| 5 | bamboo | 55 |
3.1%
|
| 6 | earth/clay | 1095 |
60.8%
|
| 7 | other | 1 |
0.1%
|