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MIAMI, FL - FEBRUARY 19: People look at a Tesla Motors vehicle on the showroom floor at the Dadeland Mall on February 19, 2014 in Miami, Florida. Tesla said today it earned $46 million in the fourth quarter on a non-adjusted basis, or 33 cents a share, causing shares in the company to jump 12 percent. (Photo by Joe Raedle/Getty Images)

MIAMI, FL - FEBRUARY 19:  People look at a Tesla Motors vehicle on the showroom floor at the Dadeland Mall on February 19, 2014 in Miami, Florida.  Tesla said today it earned $46 million in the fourth quarter on a non-adjusted basis, or 33 cents a share, causing shares in the company to jump 12 percent.  (Photo by Joe Raedle/Getty Images)