Figure 1 - Labor Productivity Trends by Mode

(Index: 1975 = 100)

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NOTES: Output is measured by quality-adjusted ton- and passenger-miles for railroad and air transportation, quality-adjusted ton-miles for trucking and pipelines...

Figure 1 - Highway Vehicle Trends: 1990-2000

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1Registered vehicles.

SOURCES: 1991-1995-U.S. Department of Transportation, Federal Highway Administration, Highway Statistics Summary to 1995 (Washington, DC: 1997),...

Figure 1 - Bicycle Fatalities in Motor Vehicle Crashes: 1975-2000

(Number of fatalities)

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Figure 1 - U.S. Major Air Carriers On-Time Performance: 1996-2001

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1Because relatively few flights were diverted from their original destinations, that category is not clearly visible on the graph. The following number of flights were...

Table 2 - Runway Expansion Projects

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Figure 2 - Federal Motor Fuel Tax per Household: 1966-1999

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SOURCES: U.S. Department of Transportation, Bureau of Transportation Statistics, "Federal Gas Tax: Household Expenditures from 1965 to 1995," TranStat, August 1997. 1998...

Table 1 - Passengers Boarded at the Top 50 U.S. Airports

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Table 1 - Driver-Related Factors Cited in Two-Vehicle Fatal Crashes Between Large Trucks and Passenger Vehicles: 2000

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Figure 1 - National Transportation Emissions Trends Index: 1970-1999

(Index: 1970 = 1.0; 1990 = 1.0 for PM-2.5 and ammonia)

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Figure 1 - General Aviation Fatality Rates: 1975-2001

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NOTE: 2001 data are preliminary.

SOURCES: National Transportation Safety Board, Accidents, Fatalities, and Rates: 1982-2001 (Washington, DC: 2002), also...