Table 13: International Scheduled Airline Travel on U.S. Carriers,,,,,, ,Monthly,,,Year-to-Date,, ,May-06,May-07,Change %,2006,2007,Change % Passengers (in millions),7.3,7.4,1.4,34.9,36.2,3.8 Flights (in thousands) ,71.8,70.6,-1.7,349.3,353.8,1.3 Revenue Passenger-Miles(in billions),19.1,19.8,3.7,87.7,92.5,5.5 Available Seat-Miles(in billions),23.9,25.0,4.3,112.5,118.4,5.2 Load Factor*,79.9,79.4,-0.5,77.9,78.1,0.2 Flight Stage Length**,"1,648.9","1,720.6",4.3,"1,607.1","1,659.6",3.3 Passenger Trip Length***,"2,620.5","2,680.2",2.3,"2,512.5","2,553.5",1.6 "Source: Bureau of Transportation Statistics, T-100 International Market and Segment",,,,,, *Change in load factor points,,,,,, **The average non-stop distance flown per departure in miles,,,,,, *** The average distance flown per passenger in miles,,,,,, Note: Percent changes based on numbers prior to rounding.,,,,,, ,,,,,,