As of December 31, 2015, the Company held a net position of fuel derivative instruments that
represented a hedge for a portion of its anticipated jet fuel purchases for each year from 2016 through
2018. See Note 10 to the Consolidated Financial Statements for further information. The Company
may increase or decrease the size of its fuel hedge based on its expectation of future market prices, as
well as its perceived exposure to cash collateral requirements contained in the agreements it has signed
with various counterparties, while considering the significant cost that can be associated with different
types of hedging strategies. The gross fair value of outstanding financial derivative instruments related
to the Company’s jet fuel market price risk at December 31, 2015, was a net liability of $1.5 billion. In
addition, $835 million in cash collateral deposits and $250 million in aircraft collateral were provided
by the Company in connection with these instruments based on their fair value as of December 31,