Table 1: Annual System Operating Profit/(Loss) per Enplanement,,,,,,,,
Passenger Airlines by Group,,,,,,,,
Ranked by Second Quarter 2006 Performance,,,,,,,,
(Dollars of Profit or Loss per Enplanement),,,,,,,,
2Q 2006 Rank ,,2Q 2001,2Q 2002,2Q 2003,2Q 2004,2Q 2005,2Q 2006,"Change
2Q 2001-2Q 2006"
1,Network Carriers,-7.34,-15.99,-10.39,0.34,0.72,18.48,25.82
2,Low-Cost Carriers,10.12,5.20,7.42,7.02,7.35,12.60,2.48
,14-Carrier Average,-3.72,-11.05,-5.72,2.14,2.55,16.70,20.42
,Group Dollar Difference,-17.46,-21.19,-17.81,-6.68,-6.63,5.88,23.34
"Source: Bureau of Transportation Statistics, Form 41 Airline Financial Data and T-100 Segment Data",,,,,,,,