| Value | Category | 
|---|---|
| 11 | NO WALLS | 
| 12 | CANE / PALM / TRUNKS | 
| 13 | DIRT | 
| 21 | BAMBOO WITH MUD | 
| 22 | STONE WITH MUD | 
| 23 | UNCOVERED ADOBE | 
| 24 | PLYWOOD | 
| 25 | CARDBOARD | 
| 26 | REUSED WOOD | 
| 27 | CORRUGATED IRON SHEETS (ZINC) | 
| 31 | CEMENT | 
| 32 | STONE WITH LIME / CEMENT | 
| 33 | BRICKS | 
| 34 | CEMENT BLOCKS | 
| 35 | COVERED ADOBE | 
| 36 | WOOD PLANKS / SHINGLES | 
| 96 | OTHER | 
| 99 | NO RESPONSE |