| Value | Category | Cases | |
|---|---|---|---|
| 1 | Earth/sand/Mud | 3328 |
29%
|
| 2 | Cement/concrete | 7540 |
65.7%
|
| 3 | Ceramic tiles/marumaru | 599 |
5.2%
|
| 9 | Other | 5 |
0%
|
| Sysmiss | 35727 |