Table 7. System* Airline Unit Revenue (Cents Per Mile),,,,,,, Low-Cost Carriers ,,,,,,, Ranked by 3rd Quarter 2006 Unit Revenue ,,,,,,, (Operating Revenue Per Available Seat Mile) ,,,,,,, 3Q 2006 Rank,Low-Cost Carriers,3rd Quarter 2005 ,4th Quarter 2005 ,1st Quarter 2006 ,2nd Quarter 2006 ,3rd Quarter 2006 ,3rd Quarter Operating Revenue $(Millions) 1,America West,11.3,11.5,12.3,13.5,12.6,956 2,Frontier,10.7,10.5,10.3,11.4,11.2,310 3,Southwest,9.1,9.1,9.1,10.7,9.8,"2,342" 4,AirTran,9.6,9.9,9.6,11.2,9.8,487 5,ATA,8.9,8.5,8.9,9.9,9.7,215 6,Spirit,8.5,8.7,8.8,11.1,9.7,128 7,JetBlue,7.1,7.0,7.5,8.5,8.3,628 ,Seven-Carrier Total,9.3,9.3,9.5,10.9,10.1,"5,066" "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2. T100; T2 Data",,,,,,, * System = domestic + international ,,,,,,, ,,,,,,,