| Value | Category | Cases | |
|---|---|---|---|
| 1 | Clay tiles | 247 |
35.1%
|
| 2 | Asbestos panels | 36 |
5.1%
|
| 3 | Zinc panels | 404 |
57.4%
|
| 4 | Concrete | 10 |
1.4%
|
| 5 | Wood | 2 |
0.3%
|
| 6 | Straw, palms or similar | 3 |
0.4%
|
| 7 | Scrap material | 2 |
0.3%
|
| 8 | Other | 0 |
0%
|
| 98 | Don't Know/Not Known | 0 |
0%
|
| 99 | Refused/No response | 0 |
0%
|
| Sysmiss | 806 |