| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 1 | Metal, tin or zinc | 1922 |
80.2%
|
| 2 | Tiles | 69 |
2.9%
|
| 3 | Shingles | 25 |
1%
|
| 4 | Thatch or grass | 263 |
11%
|
| 5 | Plastic sheets | 1 |
0%
|
| 6 | Asbestos | 7 |
0.3%
|
| 7 | Multiple materials | 24 |
1%
|
| 8 | Concrete | 44 |
1.8%
|
| 9 | Some other material | 9 |
0.4%
|
| 10 | Could not tell / could not see | 31 |
1.3%
|