| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Earth | 431 |
27%
|
| 2 | Gravel | 104 |
6.5%
|
| 3 | Stone | 56 |
3.5%
|
| 4 | Muram | 327 |
20.5%
|
| 5 | Paved/ Tarred | 625 |
39.1%
|
| 6 | Concrete | 56 |
3.5%
|