| Value | Category | Cases | |
|---|---|---|---|
| 1 | earth | 2866 |
73.3%
|
| 2 | wood | 143 |
3.7%
|
| 3 | stone-brick | 85 |
2.2%
|
| 4 | cement/tile | 813 |
20.8%
|
| 5 | other | 5 |
0.1%
|