| Value | Category | Cases | |
|---|---|---|---|
| 1 | Brick | 23 |
0.5%
|
| 2 | Concrete | 1321 |
29.5%
|
| 3 | Unbaked brick | 61 |
1.4%
|
| 4 | Wood | 157 |
3.5%
|
| 5 | Bamboo | 858 |
19.2%
|
| 6 | Rattan | 20 |
0.4%
|
| 7 | Tin | 165 |
3.7%
|
| 8 | Mud | 5 |
0.1%
|
| 9 | Other | 1867 |
41.7%
|