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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Ton-miles (billions) 3,196 3,233 3,337 3,364 3,527 3,648 3,725 3,...(Billions of current dollars)
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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Federal (direct) 2.0 2.6 2.4...(Miles)
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Purpose Average trip length Vacation (Includes rest and relaxation) 37 Work-related business 29 Visit friends/relatives 14 To/from work 12...(Millions of current dollars)
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Overall (exports plus imports) Balance (exports minus imports) Vehicles other than railway 233,027 -108,005 Aircraft,...(Injuries per 100 million passenger-miles)
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Vehicle type 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001...(Millions of current dollars)
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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 Imports 82,101 81,109 85,070...Excel | CSV
Miles (millions) Percent All personal vehicles 3,531,205 100.0 Car 1,949,100 55.2 Van 477,915 13.5 SUV 468,598 13.3 Pickup truck 544,411 15.4 Other...(Percent of mileage in roadway class)
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1993 1994 1995 1996 1997 1998 1999 2000 2001 Interstates 41.5 42.9 37.2 36.9 36.0...(Million passenger-miles)
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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Air carrier 358,873 350,185 365,564 372,130 398,199 414,688 446,...(Thousands)
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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 1999 2000 2001 Trucks inspected 1,601 1,574 1,616 1,947 1,974 1,840 2,039 2,...