| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 |
0.5%
|
|
| 2 | Asbestos sheet | 106 |
4.3%
|
| 3 | Concrete | 1301 |
53.4%
|
| 4 | Corrugated Iron Sheets | 988 |
40.5%
|
| 5 | Other | 31 |
1.3%
|