Table 2: Network Airline System* Quarterly Operating Profit/Loss Margin (In Percent) ,,,,,,, Network Airlines Ranked by 4th Quarter 2007 Margin ,,,,,,, (Operating Profit/Loss as Percent of Total Operating Revenue),,,,,,, 4Q 2007 Rank,Network Airlines,4th Quarter 2006 (%),1st Quarter 2007 (%),2nd Quarter 2007 (%),3rd Quarter 2007 (%),4th Quarter 2007 (%),4th Quarter Operating Profit/Loss $(Millions) 1,Northwest,3.7,7.2,11.3,13.2,3.0,95 2,Continental,0.2,1.5,7.0,6.6,2.0,69 3,Delta,-0.1,3.5,9.3,8.0,-0.7,-35 4,United ,0.3,-2.0,10.1,11.5,-2.4,-120 5,American,2.3,3.4,6.7,4.5,-2.5,-140 6,US Airways,7.4,4.4,13.9,10.7,-3.6,-103 7,Alaska,-0.7,-2.7,9.6,12.8,-5.4,-41 ,Seven-Carrier Total,1.7,2.5,9.2,8.8,-1.1,-274 "Source: Bureau of Transportation Statistics; Form 41, Schedule P1.2 ",,,,,,, * System = domestic + international,,,,,,,