The best drivers tend to make it one way or another.
Drivers tend to be younger still, since many parents buy the cars for children.
But neither the agents nor the drivers tend to speak English.
Older drivers tend to be more distracted by car phones, the study found.
Drivers tend to speed and pass other cars with little discretion.
In that situation, the drivers tended to go 15 miles per hour faster than the speed limit.
Nervous drivers, or those with something to hide, tend to take that exit.
Drivers tend to avoid the Sheridan because it is hard to get to from other roads.
"The driver does tend to be more level-headed," he said.
The drivers are usually from the area and tend to have loyal followings.