| Value | Category |
|---|---|
| 10 | NATURAL |
| 11 | Earth/sand/mud |
| 20 | RUDIMENTARY |
| 21 | Wood planks |
| 22 | Palm/bamboo |
| 23 | Coconut lumber |
| 24 | Makeshift/salvaged/improvised materials |
| 30 | FINISHED |
| 31 | Parquet or polished wood |
| 32 | Vinyl or asphalt strips |
| 33 | Ceramic tiles |
| 34 | Concrete/cement |
| 35 | Marble |
| 36 | Carpet |
| 96 | Other |