| Value | Category | Cases | |
|---|---|---|---|
| 1 | TAR/ASPHALT | 29 |
28.7%
|
| 2 | GRADED GRAVELED | 8 |
7.9%
|
| 3 | DIRT ROAD (MAINTAINED) | 39 |
38.6%
|
| 4 | DIRT TRACK | 25 |
24.8%
|