| Value | Category | Cases | |
|---|---|---|---|
| 1 | Brick | 7449 |
29.6%
|
| 2 | Stone | 2716 |
10.8%
|
| 3 | Cement blocks | 11941 |
47.5%
|
| 4 | Thermo stone | 170 |
0.7%
|
| 5 | Concrete ready made / pre-cast | 401 |
1.6%
|
| 6 | Clay | 2348 |
9.3%
|
| 7 | Bamboo | 6 |
0%
|
| 8 | Other | 112 |
0.4%
|
| Sysmiss | 3 |