When surveyed, American women over age 65 were more likely to avoid driving in certain conditions than men of the…

Average fuel economy of U.S. light-duty vehicles has increased over 80%, from 13.1 mpg in 1975 to 23.8 mpg in…

Trucks as a percentage of total U.S. light-duty vehicles increased from 16.4% in 1980 to 44.9% in 2004, the highest…

The number of people carpooling to work has decreased from 19.1 million people in 1980 to just 14.4 million in…

Fewer young Americans are getting their driver's licenses. In 1983, 68.9% of 17-year-olds had driver's licenses, but by 2010, only…