Map - Annual Person-Hours of Delay per Eligible Driver: 1982 and 1997

(a) Cities with population under 1 million

(b) Cities with population over 1 million

NOTES: An eligible driver is someone 16 years and older who is eligible for a driver's license. The...

Table 1 - Hazardous Materials Shipments by Class and Tonnage: 1997

Excel | CSV

Figure 2 - Domestic Ton-Miles, Gross Domestic Product, and Resident Population

Excel | CSV

KEY: GDP = Gross Domestic Product.

SOURCE: GDP dataU.S. Department of Commerce, Bureau of Econ-omic Analysis, available at http://www.bea.doc...

Vehicle-Miles of Travel - Box

The Federal Highway Administration analyzes and presents vehicle-miles of travel data in their annual report, Highway Statistics, using the Highway Performance Monitoring System (HPMS). The HPMS compiles state-provided...

Table 3 - U.S. Freight Shipments by Parcel, Postal, and Courier Services: 1997

Excel | CSV

Figure 2 - When People Leave Home to Go to Work: 1985 and 1999

Excel | CSV

SOURCE: U.S. Department of Housing and Urban Development, American Housing Survey, various years.

Figure 2 - Vehicleless Households by Location: 1995

Excel | CSV

NOTE: Second cities are areas near an urban center, but with a density greater than the typical suburb.

SOURCE: U.S. Department of Transportation, Federal Highway...

Table 1 - Congestion Measures in 68 Metropolitan Areas: 1982-1997

Excel | CSV

Table 1 - U.S. Commercial Freight Shipment Totals: 1997

Excel | CSV

Map - Percentage Change in Vehicle-Miles of Travel: 1989-1999

Percentage change:

Decrease: States: Hawaii, and Rhode Island

From 0 to 9% increase: States: Arizona, California, Florida, Massachusetts, Montana, New Jersey, and Washington

From 10 to 19% increase: States...