| Value | Category | Cases | |
|---|---|---|---|
| 1 | Wood | 1613 |
75.6%
|
| 2 | Palm tree and bamboo | 9 |
0.4%
|
| 3 | Concrete, stone or block | 434 |
20.3%
|
| 4 | Mixed | 76 |
3.6%
|
| 555 | Other | 1 |
0%
|
| Sysmiss | 263 |