| Value | Category | Cases | |
|---|---|---|---|
| 1 | Metal | 389 |
32.5%
|
| 2 | Tiles | 9 |
0.8%
|
| 3 | Shingles | 2 |
0.2%
|
| 4 | Thatch | 423 |
35.3%
|
| 5 | Plastic sheets | 6 |
0.5%
|
| 6 | Asbestos | 328 |
27.4%
|
| 7 | Multiple materials | 19 |
1.6%
|
| 8 | Could not tell | 5 |
0.4%
|
| 99 | Missing data | 17 |
1.4%
|