Table 20: Regional Airlines System* Passenger Revenue Yield ,,,,,,, Regional Airlines Ranked by 2nd Quarter 2008 Revenue Yield (Cents Per RPM) ,,,,,,, (Passenger Revenue per Revenue Passenger Mile in cents),,,,,,, 2Q 2008 Rank,Regional Airlines,2nd Quarter 2007 ,3rd Quarter 2007,4th Quarter 2007 ,1st Quarter 2008 ,2nd Quarter 2008 ,2nd Quarter Passenger Revenue $(Millions) 1,American Eagle,23.3,22.6,25.7,28.4,33.7,676 2,Comair,23.6,24.3,27.1,31.5,29.4,340 3,Horizon,23.9,23.0,24.6,26.2,26.5,185 4,Atlantic Southeast,21.4,20.6,22.9,24.0,26.2,418 5,Mesa,17.5,17.8,19.6,20.9,20.7,282 6,SkyWest,17.3,16.6,17.9,19.0,18.7,538 7,ExpressJet,16.6,17.6,15.7,16.7,17.1,436 ,Seven-Carrier Total,19.7,19.6,20.8,22.4,23.5,"2,875" Source: Form 41; Schedule P1.2. T100; T2 Data,,,,,,, * System = domestic + international,,,,,,, ,,,,,,,