| Value | Category | Cases | |
|---|---|---|---|
| 1 | Concrete/cement | 1343 |
31.1%
|
| 2 | Galvanized iron | 1434 |
33.2%
|
| 3 | Wood/planks | 31 |
0.7%
|
| 4 | Tiles/slate | 715 |
16.6%
|
| 5 | Straw/thatch | 501 |
11.6%
|
| 6 | Earth/mud | 31 |
0.7%
|
| 7 | Other | 265 |
6.1%
|