Producer Price Indices for Transportation Equipment

KEY:  N = data do not exist; NAICS = North American Industry Classification System; P = preliminary; R = revised.

Average Age of Urban Transit Vehicles

KEY: N = data do not exist; R = revised.

^a Locomotives used in Amtrak intercity passenger services are not included.

^bFull-size buses have more than 35 seats; Mid-size buses have 25-35 seats; Small buses have fewer than 25 seats.

Producer Price Indices for Transportation Services and Warehousing Services

KEY: N = data do not exist; NA = not applicable; NAICS = North American Industry Classification System; P = preliminary; R = revised.

Price Trends of Gasoline v. Other Consumer Goods and Services

KEY: R = revised, U = data are not available.

^a Shows the tax rates for motor fuel as of December 31 for each year. Tax rates include inspection fees and environmental cleanup fees when  these fees are targeted at highway fuel use, and include local taxes when these taxes are uniform across all the counties in the State. 

Condition of U.S. Highway Bridges

KEY: SqM = square meters.

Sales Price of Transportation Fuel to End-Users

KEY: N = data do not exist; U = data are not available; W = source withheld disclosure.

^a Sales to end-users (those sales made directly to the ultimate consumer, including bulk customers in agriculture, industry, and utility).

^b Average retail price.

Condition of U.S. Roadways by Functional System

KEY: N = data do not exist; U = data are not available.

Average Age of Automobiles and Trucks in Operation in the United States

KEY: RV = recreational vehicle; U = data are not available.

^a The 1969, 1977, 1983, and 1990 surveys do not include a separate category for sports utility vehicles (SUV), while the 1995, 2001, 2009 and 2017 surveys do. In 1990, most SUVs were classified as automobiles.

U.S. Airport Runway Pavement Conditions

KEY: NPIAS = National Plan of Integrated Airport Systems.

^a The U.S. Department of Transportation, Federal Aviation Administration's (FAA's) National Plan of Integrated Airport Systems is composed of all commercial service airports, all reliever airports, and selected general aviation airports. It does not include over 1,000 publicly owned public-use landing areas, privately owned public-use airports, and other civil landing areas not open to the general public. NPIAS airports account for almost all enplanements. In 2005, there were approximately 16,500 non-NPIAS...

Number and Size of the U.S. Flag Merchant Fleet and Its Share of the World Fleet

KEY:  DWT = deadweight tons; N = data do not exist; RO/RO = roll-on/roll-off vessels; U = data are not available.