Table 8. Airline Domestic Unit Revenue (Cents Per Mile),,,,,,, Regional Carriers ,,,,,,, Ranked by 1st Quarter 2005 Domestic Unit Revenue ,,,,,,, (Domestic Operating Revenue Per Available Seat Mile),,,,,,, 1Q 2005 Rank,Regional Carriers,1st Quarter 2004,2nd Quarter 2004 ,3rd Quarter 2004 ,4th Quarter 2004 ,1st Quarter 2005 ,1st Quarter Operating Revenue $(Millions) 1,American Eagle,17.6,16.9,16.5,17.2,17.2,403.6 2,Sky West,15.3,15.4,15.1,15.5,15.3,340.3 3,Pinnacle,16.3,15.4,14.5,14.5,15.1,194.7 4,Comair,12.4,12.5,13.3,13.3,14.1,310.6 5,Express Jet,15.3,14.3,14.5,14.4,13.9,338.6 6,Atlantic Southeast,13.2,12.9,13.6,14.7,13.6,250.4 7,Mesa,12.3,11.6,11.7,12.4,12.2,247.6 ,Seven-Carrier Total,14.6,14.1,14.2,14.6,14.5,"2,085.8" "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2. T100; T2 Data",,,,,,,