Over One-Million in Plug-in Vehicle Sales Worldwide
September 28, 2015
As of mid-September 2015 there have been about 1,004,000 plug-in vehicles (PEV) sold worldwide according to HybridCars.com. The pace of PEV sales has quickened – global PEV sales reached half a million in July 2014, and just one year and two months later, reached the one million mark. Of those vehicles sold, 62% were all-electric vehicles and 38% were plug-in hybrid vehicles. The United States was responsible for the largest share of plug-in vehicle sales (36%), followed by China (16%) and Japan (12%).

Source
HybridCars.com, "One Million Global Plug-In Sales Milestone Reached," Accessed Sept. 21, 2015.