Table 2: Quarterly Domestic Operating profit/loss margin (in percent),,,,,,, Network Carriers ,,,,,,, Ranked by 4th Quarter 2004 Margin ,,,,,,, (Operating Profit/Loss as Percent of Total Operating Revenue),,,,,,, 4Q 2004 Rank,Network Carriers,4th Quarter 2003 (%),1st Quarter 2004 (%),2nd Quarter 2004 (%),3rd Quarter 2004 (%),4th Quarter 2004 (%),4th Quarter Operating Profit/Loss $(Millions) 1,US Airways,-4.8,-11.0,2.0,-14.3,-10.1,-142.6 2,Northwest,-0.2,-2.9,4.3,1.6,-11.7,-221.9 3,Alaska,-4.2,-11.2,1.0,6.9,-11.7,-56.7 4,American,-13.8,-8.3,-4.6,-8.2,-14.0,-410.3 5,Continental,-8.5,-9.9,-4.4,-7.0,-15.4,-252.4 6,Delta,-6.7,-13.1,-6.3,-13.0,-17.7,-524.4 7,United,-8.9,-12.2,-4.7,-7.7,-22.7,-577.1 ,Seven-Carrier Total,-7.8,-9.9,-2.8,-7.6,-15.8,"-2,185.4" "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2 ",,,,,,,