| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Metal, aluminum, tin or zinc | 1731 |
72.1%
|
| 2 | Tiles | 38 |
1.6%
|
| 3 | Shingles | 15 |
0.6%
|
| 4 | Thatch or grass | 413 |
17.2%
|
| 5 | Plastic sheets | 50 |
2.1%
|
| 6 | Asbestos | 5 |
0.2%
|
| 7 | Multiple materials | 76 |
3.2%
|
| 8 | Concrete | 50 |
2.1%
|
| 9 | Some other material | 22 |
0.9%
|
| 10 | Could not tell / could not see | 0 |
0%
|