Estonia, Frost & Sullivan.

Reading tip: Estonia is the Norway of the East if it comes to EV policy. It was the first country to set up a nationwide charging network and introduced EV subsidies early. What happened when they were cut, explores Maria Sahuquillo in depth.
elpais.com

Research tip: Frost & Sullivan finds that the global PHEV market may reach about 3.7m units by 2025 with 4.8m light vehicles in an optimistic scenario and 2.9m light vehicles in a conservative scenario.
prnewswire.com