by Brad Plumer
WonkBlog
Washington Post
December 5, 2012
For decades, the United States has been the land of the gas guzzler. But that’s changed significantly over the past five years.
New vehicles purchased in November of 2012 got 24.1 miles per gallon, on average. That includes all new cars, SUVs, and light trucks. By contrast, new vehicles averaged just 20.1 miles per gallon average back in the fall of 2007.