Figure 39 - Share of Personal Income Spent on Commuting by Income Group: 1999

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1 Percent represents median of income group. The median is the point where half the income group spends more and half spends less than the...

Figure 99 - U.S. Trade Balance in Transportation-Related Services: 1990-2002

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NOTES: Transportation services include passenger fares, and freight and port services. It excludes receipts and payments for travel services,...

Figure 36 - Average Class I Intercity Bus Fares: 1990-2000

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NOTES: Amtrak data are not available prior to 1993. All dollar amounts are chained 1996 dollars. Current dollar amounts are available in appendix B and were adjusted...

Rail Infrastructure and Equipment Repairs

Class I railroads1 provide vital freight transportation services—carrying more than one-third of domestic freight ton-miles2 each year [2]. In order to provide efficient and timely services, these companies maintained nearly 170,000 miles...

Figure 1 - Labor Productivity of Major Sectors: 1990-2000

(Output per hour)

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NOTES: Labor productivity for transportation measures quality-adjusted ton- and passenger-miles per hour. Quality adjustment corrects for differences...

Figure 45 - Transit Ridership by Selected Type of Service: 1991-2001

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NOTES: Total includes other modes not shown, such as ferryboats, demand responsive, inclined planes, and trolley buses. See the Glossary for definitions...

Figure 59 - U.S. Domestic Flight Operations: September 5-17, 2001

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SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, Form 234 Delay Data for September 2001, tabulated Nov. 5, 2001.

Figure 83 - Rural Roads in Poor or Mediocre Condition by Functional Class: 1993-2001

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SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 2002 (Washington, DC: 2002...

Figure 52 - Federal-Aid Roadway Projects Underway by Improvement Type: 2001

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NOTES: Maintenance includes any work required to keep highways in usable condition that does not extend the service life of the roadway beyond the...

Figure 111 - U.S. Energy Consumption by Sector: 1991-2001

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KEY: BTU = British thermal units. The average heat content of motor gasoline is 129,024 BTU per gallon. One quadrillion BTU is equivalent to...