| Value | Category |
|---|---|
| -999 | No response |
| -888 | Do not know |
| 1 | Bricks or blocks |
| 2 | Asbestos |
| 3 | Corrugated iron/Metal |
| 4 | Plastic |
| 5 | Poles/Reed |
| 6 | Tiles/Slates |
| 7 | Thatch/Grass |
| 8 | Wood/Bamboo |
| 9 | Earth/Mud |
| 10 | Concrete only |
| 11 | Covered concrete |
| 12 | Cardboard |
| 96 | Other (Specify) |
| Sysmiss |