| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Cleaned Stone | 755 | 855 |
22.7%
|
| 2 | Stone & Cement | 265 | 273 |
7.3%
|
| 3 | Old Stone | 228 | 220 |
5.9%
|
| 4 | Cement Cob | 2284 | 2220 |
59.1%
|
| 5 | Concrete | 181 | 162 |
4.3%
|
| 6 | Mud | 18 | 12 |
0.3%
|
| 7 | Other | 26 | 17 |
0.4%
|