Last year was a very good year for the German automaker Volkswagen, but 2012 could be even better.
Sales for Volkswagen Group's brands — including Audi, Bentley and Lamborghini — increased by 20 percent in the U.S. last year. For the Volkswagen brand itself, sales rose 26.3 percent. And if things continue to go Volkswagen's way, it could become the No. 1 carmaker in the world.