CHICAGO, IL - JULY 16: Hershey's chocolate bars are shown on July 16, 2014 in Chicago, Illinois. Hershey Co., the No.1 candy producer in the U.S., is raising the price of its chocolate by 8 percent due to the rising cost of cocoa. This is the company's fist price increase in three years. (Photo Illustration by Scott Olson/Getty Images)
