TABLE 5-8 Air Travel Time Index (ATTI) and Change in Scheduled Travel Time: 1990-2004

TABLE 5-8 Air Travel Time Index (ATTI) and Change in Scheduled Travel Time: 1990-2004

Yearly averages
Index: 1990 = 100.0

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  1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004
ATTI 100.0 98.8 98.2 98.5 98.4 99.4 101.3 100.3 101.3 102.3 105.0 101.8 99.4 99.0 101.9
Scheduled 100.0 100.5 100.3 99.9 99.7 99.6 99.6 100.3 101.2 101.7 102.5 103.3 102.5 102.2 102.6

NOTE: ATTI measures average times of nonstop flights using the time elapsed between scheduled departure and actual arrival, while controlling for different flight characteristics, such as distance.

SOURCE: U.S. Department of Transportation (USDOT), Research and Innovative Technology Administration, Bureau of Transportation Statistics (BTS), calculations using USDOT, BTS, Airline Service Quality Performance data, May 2005.