Table 5: Percent changes in the Passenger Transportation Services Index from Year-to-Year,,,,, "July Passenger TSI (1996 = 100) ",,,,, ,Passenger TSI,Percent change from previous year,,, 1996,100.1,6.3,,, 1997,104.3,4.2,,, 1998,106.1,1.7,,, 1999,113.5,7.0,,, 2000,118.7,4.5,,, 2001,120.1,1.2,,, 2002,111.3,-7.3,,, 2003,113.9,2.3,,, 2004,122.7,7.8,,, SOURCE: Bureau of Transportation Statistics,,,,, "Note: TSI numbers (Total, Freight, and Passenger) were revised because additional data became available for seasonality adjustments and because of revisions in the output data of the component transportation services. These changes have a larger impact on more recent numbers.  The July TSI was particularly affected by the incorporation of revised source data for Public Transit dating back to 1993 and for Air Freight dating back to December 2003.",,,,,