Figure 2-9 - Tonnage Handled by Major Water Ports: 1997

NOTE: Major ports were defined as having one port with over 10 million tons shipped in 1997, and were combined with other ports in the same major waterway or located in the same metropolitan statistical area with at least...

Figure 2-5 - Top Border Land Ports: 1997

NOTES: Data include transshipments between the United States and Mexico. Trade levels reflect the mode of transportation as a shipment entered or exited a U.S. Customs port. Alaska is not shown as its border land ports do not fit the...

Chapter Two - Transportation System Use and Performance

In 1997, the U.S. transportation system supported 4.4 trillion miles of passenger travel and about 4 trillion ton-miles of goods movement. This chapter describes how the system is used and how it performs.

Table 3-3 - Major Societal Functions in GDP

(Current $ billions)

Table 3-1 - Transportation-Related Components of U.S. GDP: 1993-98

(Current $ billions)

Figure 3-3 - Employment in Transportation Occupations: 1997

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 1999 (Washington, DC: Forthcoming).

Table 3-4 - U.S. Gross Domestic Product by For-Hire Transportation Industries

($ billions)

Table 3-5 - Household Transportation Expenditures: 1994-96

Figure 3-4 - Labor Productivity Trends by Mode

NOTES: Output is measured by quality-adjusted ton-miles and passenger-miles for railroad and air transportation, quality-adjusted ton-miles for trucking and pipelines, and passenger-miles for buses. No data are available for water...

Figure 3-2 - Modal Share of Transportation Industry Employment: 1997

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 1999 (Washington, DC: Forthcoming).