| Value | Category | Cases | |
|---|---|---|---|
| 0 | Unimproved wall material | 16820 |
57.6%
|
| 1 | Improved wall material | 12256 |
41.9%
|
| 7 | 143 |
0.5%
|
|
| 9 | 1 |
0%
|
|
| Sysmiss | 24110 |