| Value | Category | Cases | |
|---|---|---|---|
| 1 | Metal | 133 |
11.1%
|
| 2 | Tiles | 80 |
6.7%
|
| 3 | Shingles | 6 |
0.5%
|
| 4 | Thatch | 433 |
36.1%
|
| 5 | Plastic sheets | 5 |
0.4%
|
| 6 | Asbestos | 491 |
40.9%
|
| 7 | Multiple materials | 11 |
0.9%
|
| 8 | Could not tell | 20 |
1.7%
|
| 99 | Missing data | 21 |
1.8%
|