| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Metal, tin or zinc | 1007 |
83.9%
|
| 2 | Tiles | 31 |
2.6%
|
| 3 | Shingles | 3 |
0.3%
|
| 4 | Thatch or grass | 119 |
9.9%
|
| 5 | Plastic sheets | 3 |
0.3%
|
| 6 | Asbestos | 28 |
2.3%
|
| 7 | Multiple materials | 2 |
0.2%
|
| 8 | Some other material | 7 |
0.6%
|
| 9 | Could not tell/could not see | 0 |
0%
|