Volume sales of plug-in cars, both battery-electric and plug-in hybrid models, began more than six years ago. From a first-year total of about 17,000 in 2011, they rose tenfold over five years, to roughly 160,000 last year in the U.S. But it's important to understand that despite their growth rate, cars with plugs still represent only a tiny... Putting plug-in electric car sales in perspective: they’re still very low
Volume sales of plug-in cars, both battery-electric and plug-in hybrid models, began more than six years ago. From a first-year total of about 17,000 in 2011, they rose tenfold over five years, to roughly 160,000 last year in the U.S. But it's important to understand that despite their growth rate, cars with plugs still represent only a tiny...