| Value | Category |
|---|---|
| 22 | Stone with mud |
| 23 | Uncovered adobe |
| 24 | Plywood |
| 26 | Reused wood |
| 31 | Cement |
| 32 | Stone with lime/ cement |
| 34 | Cement blocks |
| 35 | Covered adobe |
| 36 | Wood planks, shingles, logs |
| 37 | Decorative bricks |
| 38 | Construction bricks |
| 96 | Other (specify) |
| 99 | Missing |
| Sysmiss |