Table 8: Regional Airline System* Fuel Costs Per Available Seat-Mile ,,,,,,,, Regional Airlines Ranked by 3rd Quarter 2008 Fuel Cost Per ASM (Cents Per ASM) ,,,,,,,, (Fuel Expense Per Available Seat Mile in cents),,,,,,,, 3Q 2008 Rank,Regional Airlines,3rd Quarter 2003,3rd Quarter 2007 ,3rd Quarter 2008 ,Pct. Change 2003-2008,Percent Of Operating Costs for Fuel,,3rd Quarter Fuel Expense $(Millions) ,,,,,,2003,2008, 1,Atlantic Southeast,2.2,6.1,9.5,323.8,19.1,48.6,178.0 2,Comair,2.5,5.8,9.4,277.0,23.0,42.5,131.0 3,American Eagle,2.7,5.7,9.0,232.6,17.7,44.9,247.0 4,Horizon,1.9,3.9,7.1,278.1,11.6,34.2,67.0 5,SkyWest,2.4,4.0,5.0,104.5,19.5,36.6,188.0 6,ExpressJet,1.8,2.7,1.1,-39.6,13.9,11.2,32.0 7,Mesa**,N/A,4.4,6.8,N/A,N/A,N/A,N/A ,Seven-Carrier Total,2.3,4.4,6.2,174.4,17.7,N/A,N/A "Source: Bureau of Transportation Statistics, Form 41; Schedule P6",,,,,,,, * System = domestic + international ,,,,,,,, ** Mesa Airlines requested confidentiality for its third quarter 2008 financial report. ,,,,,,,, ,,,,,,,,