The global stock of electric cars surpassed three million vehicles in 2017 after crossing the one million threshold in 2015 and the two million mark in 2016, according to the International Energy Agency report on Wednesday.
According to the Global EV Outlook 2018 report, electric vehicles (EV) have developed with the growth of charging infrastructure.
In 2017, private chargers at residences and workplaces were estimated to number almost 3 million worldwide.
Electric cars accounted for 39 percent of new car sales in Norway in 2017 – the world's most advanced electric car market in terms of sales share.
In addition, Iceland and Sweden, the next two most successful markets, achieved 11.7 percent and 6.3 percent electric car sales share in 2017, respectively.
More than half of global sales of electric cars were in China, where they had a market share of 2.2 percent in 2017.
Electric cars sold in the Chinese market more than doubled the amount delivered in the United States, the second-largest electric car market globally.
The report underlines that electric vehicles include battery electric vehicles, plug-in hybrid electric vehicles and fuel-cell electric vehicles.
By Gulsen Cagatay