"Table 10. Top 10 U.S. Airlines, ranked by March 2007 Domestic Scheduled Enplanements",,,,, "Passenger numbers in millions (000,000)",,,,, Mar 2007 Rank,Carrier,Mar 2007 Enplaned Passengers,Mar 2006 Rank,Mar 2006 Enplaned Passengers,Pct. Change 2006-2007 1,Southwest,8.631,1,8.337,3.5 2,American,6.732,2,6.897,-2.4 3,Delta,5.601,3,5.984,-6.4 4,United,5.088,4,5.008,1.6 5,Northwest,3.922,5,3.952,-0.8 6,Continental,3.254,6,3.205,1.5 7,US Airways,2.930,7,2.973,-1.4 8,Airtran,2.009,8,1.765,13.8 9,JetBlue,1.868,11,1.593,17.3 10,SkyWest,1.787,10,1.614,10.7 "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,,, Note: Percent changes based on numbers prior to rounding.,,,,, ,,,,,