Table 2: Year-to-Year Changes in the Air Travel Price Index (ATPI) Since 1995 for U.S.-Origin Itineraries,, "(Second Quarter to Second Quarter, First Quarter 1995 = 100)",, ,, ,ATPI,Percent Change from 2nd Quarter Previous Year 1995,101.12, 1996,97.83,-3.3 1997,103.49,5.8 1998,100.00,-3.4 1999,102.06,2.1 2000,108.18,6.0 2001,111.77,3.3 2002,106.39,-4.8 2003,105.79,-0.6 2004,106.24,0.4 2005,108.20,1.8 2006,120.61,11.5 ,, "SOURCE: BTS, based on calculations using data from the BTS Passenger Origin and Destination Survey.",, ,,