Table 4: Domestic Operating profit/(loss) margin (in percent),,,,,,, Commuter/Regional Carriers,,,,,,, Ranked by 3rd Quarter 2003 Margin,,,,,,, "(Operating Profit/Loss as Percent of Total Operating Revenue) ",,,,,,, 2Q 2003 Rank,Reg/Commuter Carriers,3rd Quarter 2002 (%),4th Quarter 2002 (%),1st Quarter 2003 (%),2nd Quarter 2003 (%),3rd Quarter 2003 (%),Operating Profit/(Loss) $(Millions) 1,Air Wisconsin,8.7,8.2,6.8,11.6,21.4,$29.1 2,Atlantic Coast,N/A,-2.1,1.5,18.3,16.6,36.6 3,Comair,N/A,-1.7,5.6,13.6,15.8,42.4 4,American Eagle,15.7,8.5,9.6,16.2,15.7,43.6 5,Sky West,N/A,13.8,16.9,10.9,15.7,36.3 6,Express Jet,N/A,13.5,13.4,12.4,12.8,41.6 7,Atlantic Southeast,10.5,11.7,11.2,15.3,12.7,25.9 ,Group Total,N/A,4.1,9.7,14.2,15.4,$255.5 Source: Form 41; Schedule P1.2,,,,,,,