The Bureau of Transportation Statistics (BTS) today released its monthly update to National Transportation Statistics (NTS), a guide to historical national-level transportation trends.

Each month, BTS updates NTS with transportation statistics from across the following areas:

• The extent, condition, use, and performance of the physical transportation network and infrastructure;
• Safety information including accidents, crashes, fatalities, and injuries for each transportation mode and for hazardous materials movement;
• Transportation's impact on the economy, including gross domestic product, employment by industry and occupation, and transportation-related consumer and Government expenditures; and
• Transportation's impact on energy use.

This month, the following tables received new data:

• Number of U.S. Airports (1-3)
• U.S. Flag Vessels by Type and Age (1-34)
• U.S. Air Carrier Aircraft Departures, Enplaned Revenue Passengers, and Enplaned Revenue Tons (1-37)
• Principal Means of Transportation to Work (1-41)
• U.S.-Canadian Border Land-Passenger Gateways: Entering the United States (1-47)
• U.S.-Mexican Border Land-Passenger Gateways: Entering the United States (1-48)
• U.S. Hazardous Materials Shipments by Transportation Mode (1-62)
• U.S. Hazardous Materials Shipments by Hazard Class (1-63)
• Passengers Boarded and Denied Boarding by the Largest U.S. Air Carriers (1-64)
• Baggage Mishandled by Marketing U.S. Air Carriers (1-65)
• Flight Operations Arriving On Time by the Largest U.S. Air Carriers (1-66)
• FAA-Cited Causes of Departure and En Route Delays (1-67)
• Major U.S. Air Carrier Delays, Cancellations, and Diversions (1-68)
• U.S. Gross Domestic Product (GDP) Attributed to For-Hire Transportation Services (billions of current dollars) (3-1)
• U.S. Gross Domestic Product (GDP) Attributed to For-Hire Transportation Services (billions of chained 2012 dollars) (3-2)
• Sales Price of Transportation Fuel to End-Users (3-11)
• Price Trends of Gasoline v. Other Consumer Goods and Services (3-12)
• Producer Price Indices for Transportation Services and Warehousing Services (NAICS) (3-13)
• Producer Price Indices for Transportation Equipment, NAICS Basis (3-14)
• Average Passenger Revenue per Passenger-Mile (3-20)
• Average Freight Revenue per Ton-Mile (3-21)
• Truck Profile
• Water Transport Profile

NTS is a collection of transportation data first published by BTS in November 1971. NTS has grown to over 200 regularly updated datasets and tables after incorporating materials from other Department of Transportation programs.

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