| Value | Category | Cases | |
|---|---|---|---|
| 1 | Cement | 734 |
27.2%
|
| 2 | Tiles (ceramic) | 201 |
7.4%
|
| 3 | Mud | 1048 |
38.8%
|
| 4 | Wood | 112 |
4.1%
|
| 97 | Other | 605 |
22.4%
|
| 98 | Don't know | 0 |
0%
|
| 99 | refuse to answer | 0 |
0%
|
| Sysmiss | 111 |