| Value | Category | Cases | |
|---|---|---|---|
| 0 | 72 |
1.2%
|
|
| 1 | Brick | 27 |
0.4%
|
| 2 | Reinforced concrete | 455 |
7.4%
|
| 3 | Stone | 0 |
0%
|
| 4 | Wood | 4567 |
73.9%
|
| 5 | Straw | 1 |
0%
|
| 6 | Other | 1005 |
16.3%
|
| 7 | Cement | 45 |
0.7%
|
| 97 | 12 |
0.2%
|