| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Earth | 64 |
5.3%
|
| 2 | Gravel | 88 |
7.3%
|
| 3 | Stone | 24 |
2%
|
| 4 | Muram | 24 |
2%
|
| 5 | Paved/ Tarred | 312 |
26%
|
| 6 | Concrete | 688 |
57.3%
|
| 7 | None of above | 0 |
0%
|