| Value | Category | Cases | |
|---|---|---|---|
| 1 | CARDBOARD | 2017 |
3.3%
|
| 2 | GRASS THATCH/MUD | 15497 |
25.2%
|
| 3 | METAL/ASBESTOS | 32064 |
52.2%
|
| 4 | CEMENT | 6395 |
10.4%
|
| 5 | TILES | 5419 |
8.8%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 4 |