| Value |
Category |
| 1 |
Cleaned Stone |
| 2 |
Stone & Cement |
| 3 |
Old Stone |
| 4 |
Cement Cob |
| 5 |
Concrete |
| 6 |
Mud |
| 7 |
Other |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.