Table 7. Airline Domestic Unit Revenue (Cents Per Mile),,,,,,, Low-Cost Carriers ,,,,,,, Ranked by 1st Quarter 2004 Domestic Unit Revenue,,,,,,, (Domestic Operating Revenue Per Available Seat Mile),,,,,,, Rank,Group,1st Quarter 2003,2nd Quarter 2003,3rd Quarter 2003,4th Quarter 2003,1st Quarter 2004,Operating Revenue $(Millions) 1,Frontier,7.80,8.66,9.79,9.18,9.53,173.0 2,AirTran,8.93,9.46,9.08,8.87,8.61,241.4 3,Spirit,7.64,7.84,7.73,7.81,8.11,131.1 4,Southwest,7.75,8.45,8.52,8.28,8.06,"1,484.0" 5,America West,7.51,8.13,8.29,7.90,7.79,550.9 6,JetBlue,7.36,7.48,7.37,7.00,6.84,289.0 7,ATA,6.51,6.80,6.86,6.06,5.93,260.4 ,Group Total,7.61,8.18,8.25,7.91,7.76,"3,129.8" Source: Form 41; Schedule p1.2. T100; T2 Data.,,,,,,,