Value | Category | Cases | |
---|---|---|---|
0 | 48 |
2.1%
|
|
1 | Cement/asphalt | 520 |
22.6%
|
2 | Tar on gravel | 459 |
20%
|
3 | Gravel | 648 |
28.2%
|
4 | Dirt | 606 |
26.4%
|
5 | Other | 16 |
0.7%
|
Sysmiss | 636 |