National Transportation and Economic Trends

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

^a Annual estimates as of July 1 of each year. Data include Armed Forces abroad.

^b Industrial Production Index covers manufacturing, mining, and utilities.

Number of Trucks by Weight

KEY: lb = pound.

New and Used Passenger Car and Light Truck Sales and Leases

KEY: U = data are not available.

^aNew vehicle leases are sold by the dealer to a finance company that manages the lease, causing them to be included by default in most car sales figures.

^b Used vehicle sales include sales from franchised dealers, independent dealers, and casual sales. 

^c Includes leased vehicles.

Estimated U.S. Roadway Lane-Miles by Functional System

^a Includes the 50 States and the District of Columbia.

^bUrban other arterial include other freeways and expressways, other principal arterial, and minor arterial. Rural other arterial includes other principal arterial and minor arterial prior to 2009 and other freeways and expressways, other principal arterial and minor arterial for 2009 and later.

^cCollector is the sum of major and minor collectors. 

U.S.-Mexican Border Land-Passenger Gateways: Entering the United States

U.S.-Canadian Border Land-Passenger Gateways: Entering the United States

^a Gateway is a pedestrian/ferry combination crossing.

U.S. Gross Domestic Product (GDP) Attributed to For-Hire Transportation Services

KEY: R = revised.

U.S. Gross Domestic Product (GDP) Attributed to For-Hire Transportation Services

KEY: R = revised.

Transportation Accidents by Mode

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

^a Carriers operating under 14 CFR 121, all scheduled and nonscheduled service. Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data for 14 CFR 121 and 14 CFR 135 with more recent data.

^b All scheduled service operating under 14 CFR 135. Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This...

Injured Persons by Transportation Mode

KEY: N = data does not exist; R = revised; U = data are not available.

^a Serious injuries only. See Glossary for definitions

^b All service operating under 14 CFR 121 (Scheduled air carriers). Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data for 14 CFR 121 and 14 CFR 135  with more recent years' data.

^c All scheduled service operating under 14 CFR 135 (Commuter air carriers...