| Value | Category | Cases | |
|---|---|---|---|
| 1 | Tar/Asphalt | 151 |
35%
|
| 2 | Graded Graveled | 55 |
12.7%
|
| 3 | Dirt Raod (Maintained) | 76 |
17.6%
|
| 4 | Dirt Track | 150 |
34.7%
|