"Table 1: Freight, Passenger and Combined Transportation Services Indexes Since December 2007 ",,,,,,,,,,,,,,, Percent Change by Month ,,,,,,,,,,,,,,, "(Seasonally Adjusted, Monthly Average of 2000 = 100)",,,,,,,,,,,,,,, ,Freight,,Passenger,,Combined,,,,,,,,,, ,Index,Pct. Change ,Index,Pct. Change ,Index,Pct. Change ,,,,,,,,, December,108.4,-1.7,117.3,0.7,110.2,-1.1,,,,,,,,, January,111.4,2.8,117.1,-0.1,112.5,2.1,,,,,,,,, FebruaryR,111.5,0.1,116.5,-0.5,112.4,-0.1,,,,,,,,, MarchP,109.4,-1.9,116.2,-0.3,110.7,-1.5,,,,,,,,, AprilP,109.4,0.0,116.2,0.0,110.7,0.0,,,,,,,,, MayP,111.4,1.9,116.9,0.6,112.4,1.6,,,,,,,,, JuneP,111.5,0.1,116.9,0.0,112.5,0.0,,,,,,,,, SOURCE: Bureau of Transportation Statistics,,,,,,,,,,,,,,, NOTE: P = preliminary; R = revised,,,,,,,,,,,,,,, NOTE: Percent changes based on numbers prior to rounding.,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,