Table 4: Domestic Operating profit/(loss) margin (in percent),,,,,,,
Commuter/Regional Carriers ,,,,,,,
Ranked by 2nd Quarter 2003 Margin ,,,,,,,
(Operating Profit/Loss as Percent of Total Operating Revenue),,,,,,,
2Q 2003 Rank,Reg/Commuter Carriers,2nd Quarter 2002 (%),"3rd
Quarter 2002 (%)","4th
Quarter 2002 (%)","1st 
Quarter 2003 (%)",2nd Quarter 2003 (%),"Operating Profit/(Loss) 
$ (Millions)"
1,Atlantic Coast,N/A,N/A,N/A,N/A,18.3,41.5
2,American Eagle,5.6,-23.0,8.5,9.6,16.2,44.9
3,Atlantic Southeast,13.7,10.5,11.7,11.2,15.3,32.1
4,Comair,N/A,N/A,-1.7,5.6,13.6,33.8
5,Express Jet,N/A,N/A,N/A,13.4,12.4,37.7
6,Air Wisconsin,6.3,8.7,8.2,6.8,11.6,14.5
7,Sky West,N/A,N/A,N/A,N/A,11.4,24.3
,Group Total,N/A,N/A,N/A,N/A,14.2,228.8
"
Source: Form 41; Schedule P1.2",,,,,,,