Figure 1-6a Top 25 Busiest Amtrak Stations: 2014

Figure 1-5 Class I Railroad System Mileage and Ton-miles of Freight: 1960, 1965, 1970-2013

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Figure 1-4 Passengers Boarded at Top 50 U.S. Airports: 2014

Box 1-C U.S. Cities with Bike-Share Systems

As of August 2015, there are a total of 2,666 bike-share stations in 68 cities (shown in the map below). Six of these cities operate more than 100 stations: Washington, DC; Chicago; Boston; New York; Minneapolis; and Fort Lauderdale, Lauderdale by the Sea, and Pompano Beach.

Figure 1-3 Licensed Drivers, Vehicle Registrations, and Resident Population: 1961-2013

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Figure 1-2 Bridge Condition by Age Group: 2013

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Box 1-B Condition of the U.S. Transportation System

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Runway Condition and Aircraft Age

Figure 1-1 Annual Average Daily Traffic on the National Highway System: 2011

Table 1-1 Estimated Value of Transportation Capital Stock by Mode: 2000 and 2010-2013

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Billions of current dollars

Box 1-A Extent of the U.S. Transportation System

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MOTOR VEHICLES AND PUBLIC ROADS: 2000, 2010, and 2013