"Table 15. Top 10 U.S. Airlines, ranked by Jan.-April 2006 International Enplanements",,,,, "Passenger numbers in millions (000,000)",,,,, Jan.-Apr. 2006 Rank,Carrier,Jan.-Apr. 2006 Enplanements,Jan.-Apr. 2005 Rank,Jan.-Apr. 2005 Enplanements, ,,,,, 1,American Airlines,6.9,1,6.6, 2,United Airlines,3.9,2,3.7, 3,Continental Airlines,3.4,4,3.1, 4,Northwest Airlines,3.2,3,3.2, 5,Delta Air Lines,2.9,5,2.6, 6,US Airways,1.5,6,1.6, 7,Alaska Airlines,0.9,7,0.8, 8,ExpressJet Airlines,0.6,9,0.6, 9,Executive Airlines,0.6,8,0.6, 10,America West Airlines,0.5,11,0.4, "Source: Bureau of Transportation Statistics, T-100 International Market",,,,, Note: Percentage changes based on numbers prior to rounding,,,,,