BTS Productshttps://doi.org/10.21949/15009851998PDFStatistical ReportFletcher, WendellSedor, JoanneUnited States. Department of Transportation. Bureau of Transportation StatisticsUnited States. Department of Transportation. Research and Innovative Technology AdministrationUnited States. Department of Transportation. Bureau of Transportation StatisticsUnited StatesAir transportationCommodity flowCondition surveysCostsEconomicsEnergy consumptionEnergyEnvironmentEnvironmental impactsFinancingFreight and passenger trafficFreight transportationHighway transportationHighwaysIntermodal transportationMultimodal transportationPassenger transportationPipeline transportationPipelinesPublic transitRailroad transportationRevenuesStatisticsTransportation...