The number of electric vehicle miles traveled (eVMT) has been increasing each year since the introduction of the first mass market plug-in vehicles in late 2010. Beginning in 2014, annual all-electric vehicle eVMT has exceeded that of plug-in hybrid electric vehicles in the U.S., reaching a new high of nearly 10 billion miles in 2020. Between 2015 and 2020, the eVMT of all plug-in electric vehicles more than quadrupled.

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