Common-sized income statements Delta Air Lines, Inc. (DAL) provides cargo and passenger services throughout the world. The following operating data (in millions) were adapted from recent financial statements of Delta. Year 1 Year 2 Revenue $ 39,639 $ 41,244 Operating expenses: Fuel $(5,133) $(5,733) Aircraft related (9,811) (10,609) Selling and general (15,757) (16,539) Other expenses (1,986) (2,249) Total operating expenses $(32,687) $(35,130) Operating income $ 6,952 $ 6,114 1. Prepare common-sized income statements for Years 1 and 2. Round your answers to one decimal place. Delta Air Lines, Inc. Common-Sized Income Statement For Years 1 and 2 Year 1 Year 2 Increase (Decrease) Revenue % % % Operating expenses: Fuel % % % Aircraft related Selling and general Other expenses Total operating expenses % % % Operating income % %