| Value | Category | Cases | |
|---|---|---|---|
| 31 | Metal/ Tin | 1071 |
85.1%
|
| 32 | Wood | 104 |
8.3%
|
| 33 | Concrete/ Cement fibre | 15 |
1.2%
|
| 34 | Ceramictiles | 5 |
0.4%
|
| 35 | Cement | 13 |
1%
|
| 36 | Roofing shingles | 0 |
0%
|
| 37 | Tar paper | 48 |
3.8%
|
| 96 | Other (specify) | 3 |
0.2%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1391 |