| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Metal, tin or zinc | 723 |
60.3%
|
| 2 | Tiles | 1 |
0.1%
|
| 3 | Shingles | 4 |
0.3%
|
| 4 | Thatch or grass | 412 |
34.3%
|
| 5 | Plastic sheets | 3 |
0.3%
|
| 6 | Asbestos | 45 |
3.8%
|
| 7 | Multiple materials | 10 |
0.8%
|
| 8 | Some other material | 1 |
0.1%
|
| 9 | Could not tell/could not see | 0 |
0%
|