Table 7. Airline Domestic Unit Revenue (Cents Per Mile),,,,,,, Low-Cost Carriers ,,,,,,, Ranked by 4th Quarter Domestic Unit Revenue ,,,,,,, (Domestic Operating Revenue Per Available Seat Mile),,,,,,, 4Q 2004 Rank,Low-Cost Carriers,4th Quarter 2003,1st Quarter 2004,2nd Quarter 2004,3rd Quarter 2004,4th Quarter 2004,4th Quarter Operating Revenue $(Millions) 1,Frontier,9.3,9.3,9.3,9.5,10.2,208.2 2,AirTran,8.9,8.6,9.5,8.2,8.4,279.4 3,Southwest,8.3,8.1,9.1,8.6,8.2,"1,655.0" 4,America West,7.9,8.2,8.5,8.1,8.0,591.0 5,Spirit,7.8,8.1,7.9,7.6,7.2,114.0 6,JetBlue,7.0,6.8,6.9,6.6,6.7,334.0 7,ATA,6.1,5.9,6.6,6.5,5.9,233.5 ,Seven-Carrier Total,7.9,7.8,8.5,8.0,7.9,"3,415.1" "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2. T100; T2 Data",,,,,,,