| Value | Category | Cases | |
|---|---|---|---|
| 1 | TAR/ASPHALT | 134 |
17.7%
|
| 2 | GRADED GRAVELED | 154 |
20.4%
|
| 3 | DIRT ROAD (MAINTAINED) | 367 |
48.6%
|
| 4 | DIRT TRACK | 100 |
13.2%
|