Table 3: Quarterly Domestic Operating profit/loss margin (in percent),,,,,,, Low-Cost Carriers ,,,,,,, Ranked by 3rd Quarter 2005 Margin ,,,,,,, (Operating Profit/Loss as Percent of Total Operating Revenue) ,,,,,,, 3Q 2005 Rank,Low-Cost Carriers,3rd Quarter 2004 (%),4th Quarter 2004 (%),1st Quarter 2005 (%),2nd Quarter 2005 (%),3rd Quarter 2005 (%),3rd Quarter Operating Profit/Loss $(Millions) 1,Southwest,11.4,7.2,6.4,11.5,13.7,273.0 2,Frontier,-0.3,-7.3,-1.3,-0.2,5.2,13.2 3,JetBlue,7.1,3.7,6.9,9.3,3.2,14.4 4,AirTran,-4.9,1.3,-3.2,5.3,0.3,1.2 5,America West,-4.7,-6.9,6.6,3.4,-6.2,-54.1 6,Spirit,-13.3,-31.6,-3.8,-10.7,-14.2,-14.9 7,ATA,-12.5,-187.0,-185.0,-38.9,-81.4,-143.8 ,Seven-Carrier Total,3.6,-11.5,-4.3,5.3,2.1,89.0 "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2 ",,,,,,,