Table 1: Scheduled System (Domestic and International) Airline Travel on U.S. Carriers,,,,,,
,Monthly,,,Year-to-Date,,
,May-07,May-08,Change %,2007,2008,Change %
Passengers (in millions),66.8,65.9,-1.3,310.1,310.4,0.1
Flights (in thousands),916.7,888.0,-3.1,"4,369.1","4,298.1",-1.6
Revenue Passenger Miles(in billions) ,70.9,71.7,1.1,330.1,336.6,2.0
Available Seat-Miles(in billions),87.9,88.6,0.8,420.8,429.4,2.1
Load Factor*,80.7,80.9,0.2,78.4,78.4,0.0
Flight Stage Length**,698.1,719.9,3.1,700.9,722.2,3.0
Passenger Trip Length***,"1,062.5","1,088.4",2.4,"1,064.5","1,084.7",1.9
"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: Percent changes based on numbers prior to rounding.,,,,,,
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