Chapter 1 The Nation Served by Freight

The Nation’s 122.5 million households, 7.5 million business establishments, and more than 90,000 governmental units are part of an economy that relies on the efficient movement of freight. Transportation-related purchases and investments accounted for 8.6 percent, or $1.4 trillion, of U.S. GDP...

Quality Assurance Statement

The Bureau of Transportation Statistics (BTS) provides high quality information to serve government, industry, and the public in a manner that promotes broad understanding. Standards and policies are used to ensure and maximize the quality, objectivity, utility and integrity of its information....

Acknowledgements

U.S. Department of Transportation

Anthony FoxxSecretary of Transportation

Victor MendezDeputy Secretary of Transportation

Gregory WinfreeAssistant Secretary for Research and Technology

Bureau of Transportation Statistics

Patricia HuDirector

Rolf SchmittDeputy...

Glossary

Air carrier: Certificated provider of scheduled and nonscheduled services.

Chained dollars:  A method of adjusting to real dollar amounts to account for both changes in price-levels and the composition of output over time. This is completed by using a chain-weighted type...

7-9 Hybrid Vehicle Sales: 2000–2014

Table Version | Excel

Source: Ward's Automotive Group, www.wardsauto.com as of September 2015.

7-8 Onroad Alternative Fuel Vehicles by Year: 1998–2012

Table Version | Excel

aFlex fuel vehicles are capable of running on E85, plain gasoline, or any ethanol-gasoline blends in between. bExcludes gasoline-electric hybrids. cIncludes compressed natural gas (CNG) and liquified natural gas (LNG).

7-7 Fuel Economy of Light-Duty Vehicles: 1990–2014

Table Version | Excel

Key: CAFE = Corporate Average Fuel Economy.

Notes: New fleet data and CAFE standards are for vehicle model years. On-road fleet data include passenger cars and light trucks and are estimated using average miles traveled...

7-6 Highway Vehicle Air Pollutant Emissions: 2002–2014

Table Version | Excel

Key: PM-10 = airborne particulates of less than 10 microns; PM-2.5 = airborne particulates of less than 2.5 microns.

Notes: Indices are calculated using data on highway vehicle emissions only. Particulate matters...

7-5 Greenhouse Gas Emissions by Transportation Mode: 2013

Table Version | Excel

Key: GHG = greenhouse gas. TgCO2 Eq. = teragrams of carbon dioxide equivalent. A teragram = 1 million metric tons.

Note: Percents may not add to 100 due to rounding.

Source: U.S. Environmental...

7-4 Greenhouse Gas Emissions by Sector: 1990–2013

Table Version | Excel

Key: TgCO2 Eq. = teragrams of carbon dioxide equivalent. A teragram = 1 million metric tons.

Note: Electric power sector emissions are distributed across sectors. Emissions include CO2, CH4, N2O, HFCs, PFCs, and SF6....