Major US Airline Year 2000 Operating Costs st per ASM=9.75 g Aircraft Fuel 13% Engine Maint Material OSR 2% Engine owners Salaries 3% 40% Airframe Ownership 10% Airframe Maint. Material &OSR anding fees and other rents Passenger service Other 13% Selling expenses asset write-downs, other non-recurring itemsMajor US Airline Year 2000 Operating Costs Cost per ASM = 9.75 ¢ Aircraft Fuel Engine Maint. Material & OSR 2% Engine Ownership Salaries 3% 40% Airframe Ownership 10% Airframe Maint. Material &OSR 2% Landing fees and other rents 5% Passenger service Other 3% 13% 13% Selling expenses 9% "Other" includes contracted services, asset write-downs, other non-recurring items