sentences:  A total of 326 Volts were delivered to retails customers during 2010.Fisker Automotive initially scheduled sales of its Karma PHEV by the fourth quarter of 2009 in the U.S., and starting in 2010 in Europe.After rescheduling the Fisker Karma market launch to September 2010, and missing its target to build 70 to 100 test cars in 2010, production began in July 2011.