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1990 1995 2000 2005 2006 Highway 7,297 12,869 15,063 R13,457 17,145 Accident related 249 253 329 R322 303 Injuries 311 296 164 R175 192...Excel | CSV
Mode 1990 2000 2005 2006 Air Large U.S. air carrier 29 29 13 9 Commuter air carrier 11 7 0 1 On-demand air taxi 36 12 R20 16 General...Excel | CSV
Crash Category Fatalities in categorya Alcohol involve-mentb Percentc Occupants 36,902 14,861 40 Single-vehicle crashes 18,909 9,433 50...Excel | CSV
Category Number % Passenger car occupants 17,800 39.6 Light-truck occupants 12,721 28.3 Motorcycle riders 4,810 10.7 Pedestrians struck by motor vehicles 4,784 10.7...Excel | CSV
Mode 1990 2000 2005 2006 Air Large air carriera 39 92 22 P50 Commuter air carriera 6 5 0 P2 On-demand air taxia 51 71 18 P16 General...Excel | CSV
Mode 1990 2000 2006 2007 Total all bridges 572,205 589,674 597,340 599,893 Urban 108,770 133,384 146,041 151,102 Rural 463,435 456,290 451,299 448,791 Structurally deficient...Excel | CSV
Mode Components Highway (2005) Public roads 46,871 miles of Interstate highway 115,502 miles of other National Highway System roads 3,849,259 miles of other roads Air Public-use...Statistics published in this Pocket Guide to Transportation come from many different sources. Some statistics are based on samples and are subject to sampling variability. Statistics may also be subject to omissions and errors in reporting, recording, and processing.
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America's transportation system continues to change along with the population, work force, and economy. The following table puts those changes in perspective:
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Context 1990 2006 Resident population (thousand) 248,791 299,398 Total area...Air carrier—Certificated provider of scheduled and nonscheduled services.
Chained dollars—A method to measure real changes in dollar values between years that uses chain-type indexes, rather than constant dollars. The method first calculates the real...