| Value | Category |
|---|---|
| 11 | No walls |
| 12 | Cane |
| 13 | Dirt |
| 21 | Straw with mud |
| 22 | Stone with mud |
| 23 | Adobe |
| 24 | Plywood |
| 25 | Carton |
| 26 | Reused wood |
| 27 | Tarpaulin/felt |
| 31 | Cement |
| 32 | Stone with lime/cement |
| 33 | Bricks |
| 34 | Cement blocks/slabs |
| 36 | Wood planks/shingles |
| 37 | Slag/slag blocks |
| 96 | Other |
| 99 | Missing |