Table 8: Regional Airline System* Fuel Costs Per Available Seat-Mile ,,,,,,,, Regional Airlines Ranked by 4th Quarter 2007 Fuel Cost Per ASM (Cents Per ASM) ,,,,,,,, (Fuel Expense Per Available Seat Mile in cents),,,,,,,, 4Q 2007 Rank,Regional Airlines,4th Quarter 2002 ,4th Quarter 2006 ,4th Quarter 2007 ,Pct. Change 2002-2007,Percent Of Operating Costs for Fuel,,4th Quarter Fuel Expense $(Millions) ,,,,,,2002,2007, 1,Atlantic Southeast,2.2,5.4,6.9,212.2,16.7,44.4,140 2,American Eagle,2.5,4.7,6.3,151.0,13.9,37.0,175 3,Comair,1.7,5.0,6.0,254.2,19.6,32.2,92 4,Mesa ,N/A,4.8,5.0,N/A,N/A,33.1,89 5,Horizon,1.9,3.1,5.0,156.5,11.0,25.1,49 6,SkyWest,N/A,4.7,3.9,N/A,N/A,31.7,148 7,ExpressJet,N/A,1.7,2.6,N/A,N/A,20.5,97 ,Seven-Carrier Total,4.2,4.1,4.7,12.9,15.3,31.9,790 "Source: Bureau of Transportation Statistics, Form 41; Schedule P6",,,,,,,, * System = domestic + international,,,,,,,,