Average fuel economy of new vehicles in the US climbed to 23.0 mpg in January
Green Car Congress
FEBRUARY 13, 2012
mpg US (10.2 mpg from December, according to figures from the University of Michigan Transportation Research Institute (UMTRI). All vehicles purchased from October 2007 through September 2008 were assumed to be model year 2008. Analogous assumptions were made for vehicles purchased in each additional model year.
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