| Value | Category | Cases | |
|---|---|---|---|
| 1 | Cement | 2605 |
59.7%
|
| 2 | Wood | 371 |
8.5%
|
| 3 | Coral/sand | 371 |
8.5%
|
| 4 | Mat (Pandanus/Coconut) | 223 |
5.1%
|
| 5 | None | 383 |
8.8%
|
| 6 | Others | 408 |
9.4%
|
| Sysmiss | 27 |