Figure 2 - Increases in Passenger-Miles of Travel (PMT) and Factors Affecting Travel Demand: 1975-2000

(Percent Increase)

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Figure 1 - Revenue Vehicle-Miles by Urban Transit Mode: 1991-2000

(Millions of revenue vehicle-miles)

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Figure 2 - National Defense Reserve Fleet: 1960-2001

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NOTE: The NDRF accepted over 80 ships from the Navy in 1984 that were subsequently sold for scrap.

SOURCE: U.S. Department of Transportation, Maritime...

Table 2 - Hazardous Materials Incidents for the Highway, Air, and Rail Modes: 1995-2000

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Figure 1 - Disposition of All Used Rubber Tires

Passenger cars, trucks, and motorcycles (Thousand tons)

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Table 1 - Condition of Roads: 1993 and 2000

(In percent)

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Figure 2 - Disposition of All Used Lead-Acid Batteries

Passenger cars, trucks, and motorcycles

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SOURCES: U.S. Environmental Protection Agency, Municipal Solid Waste in the United States: 1999 Facts and Figures, EPA530-R-01-014...

Figure 1 - National Guard and Reserve Mobilized: Sept. 26, 2001-Feb. 6, 2002

(Number of personnel)

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Table 2 - Air: 2000 Data (unless noted)

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5,317 public-use airports 13,964 private-use airports

29 large hubs (72 airports), 479 million enplaned passengers 31 medium hubs (53...

Figure 1 - Total Fatalities by All Modes of Transportation

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NOTE: For 1975, 1980, and 1985 some double counting may be included. The double counting affects about 1 percent of the data and should not impact the trend shown in the chart...