| Value | Category |
|---|---|
| 1 | No Walls |
| 2 | Cane/Palm/Trunks |
| 3 | Grass/Reeds |
| 4 | Mud |
| 5 | Bamboo With Mud |
| 6 | Stone With Mud |
| 7 | Uncovered Adobe |
| 8 | Plywood |
| 9 | Cardboard |
| 10 | Reused Wood |
| 11 | Corrugated Iron Sheets |
| 12 | Cement |
| 13 | Stone With Lime/Cement |
| 14 | Bricks |
| 15 | Cement Blocks |
| 16 | Covered Adobe |
| 17 | Wood Planks/Shingles |
| 96 | Other(specify) |