| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 32 |
3.3%
|
| 2 | Wood | 240 |
24.5%
|
| 3 | Metal | 304 |
31%
|
| 4 | Plastic sheeting | 253 |
25.8%
|
| 5 | Thatch/leaves | 40 |
4.1%
|
| 6 | Fabric | 24 |
2.4%
|
| 7 | Bricks | 20 |
2%
|
| 8 | Don't know | 68 |
6.9%
|