"Table 2: Percent changes in the Transportation Services Index from Year-to-Year December TSI (1996 = 100) ",, ,TSI,Percent change from previous year 1996,102.0,4.00 1997,109.5,7.35 1998,111.9,2.25 1999,117.2,4.69 2000,114.8,-2.00 2001,109.1,-4.97 2002,118.5,8.54 2003,118.5,0.06 "SOURCE: BTS, 2004",,