Total vehicle-miles traveled on U.S. highways increased 2% in June to 256.7 billion miles compared with June 2008, the second year-over-year ... on a monthly basis. Transportation researchers ...

Motorists drove 0.4 percent more miles on U.S. roads and highways in 2018 versus 2017, marking the seventh consecutive year-over-year increase, DOT says. *Cumulative travel for 2019 is up 0.5 ...