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

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BTS Home > Publications > Transportation Statistics Annual Report > 2005 > Appendix B

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.