"Table 2: Year-to-Year Changes in the Air Travel Price Index (ATPI) since 1995 (for U.S.-Origin Itineraries, Fourth Quarter to Fourth Quarter, First Quarter 1995 = 100)",, Year,ATPI,Percentage Change from Previous Year 1995,99.0, 1996,99.3,0.4 1997,107.8,8.6 1998,99.1,-8.1 1999,101.7,2.7 2000,111.6,9.7 2001,102.9,-7.8 2002,104.7,1.8 2003,106.6,1.8 2004,102.2,-4.1 "SOURCE: BTS, based on calculations using data from the BTS Passenger Origin and Destination Survey.",,