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Partial view of arrivals area in Terminal 1, Frankfurt International Airport, Frankfurt, Germany, 26 February 2014. Fraport Group, the company that manages the airport, had its revenue climbing by 4.9 percent to 2.56 billion euros in 2013, while the Group's operating profit (EBITDA – earnings before interest, tax, depreciation and amortization) rose to some 880 million euros, up 3.7 percent. (Photo by Horacio Villalobos/Corbis via Getty Images)

Partial view of arrivals area in Terminal 1, Frankfurt International Airport, Frankfurt, Germany, 26 February 2014. Fraport Group, the company that manages the airport, had its revenue climbing by 4.9 percent to 2.56 billion euros in 2013, while the Group's operating profit (EBITDA – earnings before interest, tax, depreciation and amortization) rose to some 880 million euros, up 3.7 percent. (Photo by Horacio Villalobos/Corbis via Getty Images)