Table 15. Domestic Passenger Revenue Yield (Cents per Mile),,,,,,, Low-Cost Carriers,,,,,,, Ranked by 1st Quarter 2005 Domestic Revenue Yield ,,,,,,, (Domestic Passenger Revenue per Revenue Passenger Mile in cents) ,,,,,,, 1Q 2005 Rank,Low-Cost Carriers,1st Quarter 2004,2nd Quarter 2004 ,3rd Quarter 2004 ,4th Quarter 2004 ,1st Quarter 2005 ,1st Quarter Passenger Revenue $(Millions) 1,Frontier,11.8,11.0,10.7,11.3,12.2,183.6 2,AirTran,12.1,12.2,11.3,11.7,11.8,288.4 3,Southwest,11.8,11.2,11.1,11.7,11.7,"1,547.1" 4,Spirit,10.1,10.1,8.8,9.4,10.5,132.0 5,America West,10.0,9.5,8.6,9.2,10.0,545.4 6,ATA,8.3,8.2,7.7,7.6,8.4,155.0 7,JetBlue,8.3,7.9,7.6,7.7,8.1,357.8 ,Seven-Carrier Total,10.6,10.2,9.7,10.2,10.6,"3,209.3" Source: Bureau of Transportation Statistics; Form 41; Schedule P1.2. T100; T2 Data,,,,,,,