| Stan | km | % Poprawnych |
|---|---|---|
| Alaska | 2128 | 100%
|
| Teksas | 1309 | 100%
|
| Kalifornia | 909 | 80%
|
| Montana | 919 | 80%
|
| Floryda | 741 | 60%
|
| Oklahoma | 776 | 60%
|
| Tennessee | 782 | 60%
|
| Wirginia | 698 | 40%
|
| Karolina Północna | 777 | 20%
|
| Nebraska | 739 | 20%
|