| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Earth | 392 |
32.7%
|
| 2 | Gravel | 40 |
3.3%
|
| 3 | Stone | 24 |
2%
|
| 4 | Muram | 240 |
20%
|
| 5 | Paved/ Tarred | 328 |
27.3%
|
| 6 | Concrete | 176 |
14.7%
|
| 7 | None of above | 0 |
0%
|