Table 7: Domestic Scheduled Airline Travel on U.S. Carriers,,,,,, ,Monthly,,,Year-to-Date,, ,Aug-07,Aug-08,Change %,2007,2008,Change % Passengers (in millions),62.7,58.8,-6.1,461.3,451.4,-2.1 Flights (in thousands),872.3,820.1,-6.0,"6,580.9","6,410.3",-2.6 Revenue Passenger Miles (in billions),55.7,52.6,-5.6,403.7,397.1,-1.6 Available Seat-Miles (in billions),65.6,63.0,-3.9,495.9,492.3,-0.7 Load Factor*,84.9,83.4,-1.5,81.4,80.7,-0.7 Flight Stage Length**,618.4,628.3,1.6,617.5,628.6,1.8 Passenger Trip Length***,888.7,893.5,0.5,875.1,879.6,0.5 "Source: Bureau of Transportation Statistics, T-100 Domestic 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.,,,,,, ,,,,,,