| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refuse to Answer | 0 |
0%
|
| -888 | Don’t know | 0 |
0%
|
| 1 | Mud/mud bricks / earth | 2415 |
93.9%
|
| 2 | Other | 157 |
6.1%
|
| Sysmiss | 15 |