It originally estimated that by this year, it could be selling as many as 60, 000 Volts annually worldwide (a version of the Volt is also sold as the Opel Ampera).
The Toyota Prius Plug-in Hybrid and the Vauxhall Ampera (which will also be sold - with some modifications - as the Chevrolet Volt) are due to see their first UK deliveries in early 2012.