Figure 2 - FAA-Cited Causes of Departure and En Route Delays: 1999

(After pushing back from the gate)

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SOURCE: U.S. Department of Transportation, Federal Aviation Administration, Operations Network (OPSNET) database.

Table 1 - Top 5 North American Cruise Passenger Ports: 1990 and 1999

(Millions of passengers handled)

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NOTE: Passengers are counted...

Table 2 - Top 15 Countries Visited by U.S. Residents: 1999

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Figure 1 - Balance of U.S. International Container Trade--Net Imports: 1993-1999

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KEY: TEUs = 20-foot equivalent container units.

SOURCE: The Journal of Commerce, Port Import/Export Reporting Service (PIERS) data, various...

Table 1 - Comparison of Household Size and Number of Household Vehicles: 1977-1995

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Figure 1 - Annual Hours of Congestion Delay Per Driver by Metropolitan Area Size

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KEY: Very large = over 3 million; Large = over 1 million3 million; Medium = over 500,0001 million; Small = 500,000 or less.

SOURCE: D....

Map - Enplanements at Large Air Traffic Hubs: 1975 and 1999

NOTE: These data include hubs that were classified as large hubs in either 1975 or 1999 or in both years. A large hub is a geographic area that enplanes 1 percent or more of nationally enplaned passengers. A...

Figure 1 - Communities with Access to Intercity Public Transportation by Mode

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SOURCE: B.D. Spear and R.W. Weil, Access to Intercity Transportation Services from Small Communities: A Geospatial Analysis, Transportation Research Record 1666 (...

Figure 1 - Trip Chaining Involving Work Trips, by Men and Women: 1995

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SOURCE: N. McGuckin and E. Murakami, Examining Trip-Chaining Behavior: A Comparison of Travel by Men and Women, 1999, available at www-cta.ornl.gov/npts/1995/Doc/publications....

Table 2 - U.S. Commercial Freight Shipments by Value, Tons, and Ton-Miles: 1997

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