Table 6. Airline Domestic Unit Revenue (Cents Per Mile),,,,,,, Network Carriers ,,,,,,, Ranked by 2nd Quarter 2003 Domestic Unit Revenue,,,,,,, (Domestic Operating Revenue Per Available Seat Mile),,,,,,, Rank,Group,2nd Quarter 2002,"3rd Quarter 2002","4th Quarter 2002","1st Quarter 2003",2nd Quarter 2003,Operating Revenue $(Millions) 1,US Airways,14.0,12.4,13.9,13.8,15.1,"1,510.1" 2,Delta,9.9,9.4,10.5,11.9,13.0,"2,907.6" 3,Northwest,11.0,10.6,10.9,10.5,11.3,"1,520.1" 4,Continental,10.2,9.4,9.7,9.9,10.7,"1,286.8" 5,American,9.2,8.5,8.8,10.3,10.6,"3,067.6" 6,Alaska,9.9,10.0,9.3,9.4,10.0,472.6 7,United,10.2,9.1,9.2,9.2,9.8,"2,114.5" ,Group Total,10.3,9.5,10.0,10.7,11.4,"12,879.2" Source: Form 41; Schedule P1.2. T100; T2 Data,,,,,,,