What do we learn from the data in case Exhibit 3? Does the data provide valuable information about the possible future of electric vehicles? Should Tesla be concerned about the increased competition it will soon face from all the major automobile manufacturers that are scheduled to introduce new models of electric vehicles in 2019-2020 and beyond?

I
 

EXHIBIT 3 Sales of Best-Selling Sales of Best-Selling Plug-in Electric Vehicles in the United States, 2013-2017 Best-Selling Models 2013 2014 2015 2016 2017 Tesla Model S 17,650 17,300 25,202 28,896 27,060 Chevrolet Bolt VE 579 23,297 Tesla Model X 214 18,223 21,315 Toyota Prius PHV/Prime 12,088 13,264 4,191 2,474 20,963 Chevrolet Volt 23,094 18,805 15,393 24,739 20,349 Nissan Leaf 22,610 30,200 17,269 14,006 11,230 Ford Fusion Energi 6,089 11,550 9,750 15,938 9,632 Ford C-Max Energi 7,154 8,433 7,591 7,957 8,140 BMW i3 6,092 11,024 7,625 6,276 Fiat 500e 2,310 5,132 6,194 5,330 5,380 All Others 4,260 12,243 19,532 32,847 46,184 United States Total 95,642 123,049 116,099 158,614 199,826 Worldwide Not available 320,713 550,297 777,497 1,227,117 Source: Inside EVs, "Monthly Plug-in Sales Scorecard," www.insideevs.com, accessed March 5, 2018.