Table 5: Domestic Airline Travel in December,,, ,2003,2004,Change Passengers,"50,126,721","51,241,357",2.20% Flights,"805,633","779,680",-3.20% Revenue Passenger Miles (000),"43,166,635","44,934,687",4.10% Available Seat-Miles (000),"59,525,995","61,702,634",3.70% Load Factor,72.52%,72.82%,0.31 Flight Stage Length,599,632,5.60% Passenger Trip Length,861,877,1.80% Source: T-100 Domestic Market and Segment,,,