Table 1: Total System (Domestic and Foreign) Airline Travel on U.S. Carriers,,,,,, ,Monthly,,,Year-to-Date,, ,Mar. 2005,Mar. 2006,Change,2005,2006,Change Passengers (in millions),66.9,66.4,-0.9%,175.5,176.1,0.3% Flights (in thousands),949,905,-4.7%,"2,664","2,555",-4.1% Revenue Passenger Miles(in billions) ,69.9,70.2,0.5%,184.0,186.7,1.5% Available Seat-Miles(in billions),87.3,86.5,-0.9%,246.6,243.4,-1.3% Load Factor*,80.0,81.2,1.2,74.6,76.7,2.1 Flight Stage Length**,678,701,3.4%,679,697,2.7% Passenger Trip Length***,"1,044","1,058",1.3%,"1,048","1,060",1.1% "Source: Bureau of Transportation Statistics, T-100 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: Percentage changes based on numbers prior to rounding.,,,,,,