| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Metal, tin or zinc | 758 |
63.2%
|
| 2 | Tiles | 13 |
1.1%
|
| 3 | Shingles | 21 |
1.8%
|
| 4 | Thatch or grass | 317 |
26.4%
|
| 5 | Plastic sheets | 5 |
0.4%
|
| 6 | Asbestos | 43 |
3.6%
|
| 7 | Multiple materials | 23 |
1.9%
|
| 8 | Concrete | 2 |
0.2%
|
| 9 | Some other material | 8 |
0.7%
|
| 10 | Could not tell / could not see | 10 |
0.8%
|