Value | Category | Cases | |
---|---|---|---|
1 | Metal, aluminum, tin or zinc | 39 |
3.3%
|
2 | Tiles | 2 |
0.2%
|
3 | Shingles | 12 |
1%
|
4 | Thatch or grass | 0 |
0%
|
5 | Plastic sheets | 0 |
0%
|
6 | Asbestos | 2 |
0.2%
|
7 | Multiple materials | 25 |
2.1%
|
8 | Concrete | 1110 |
92.5%
|
9 | Some other material | 8 |
0.7%
|
10 | Could not tell / could not see | 2 |
0.2%
|