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TgCO2Eq Percent Passenger cars 636.9 45.4 Light-duty trucks 465.5 33.2 All other trucks 292.4 20.8 Buses 8.3 0.6 Total...Millions of crossties
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1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 Crossties replaced 13.5 12.8 12.3 12.1 13.4...United States = 1.00
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Country 2000 Mexico 0.70 Poland 0.75 Greece 0.76 Hungary 0...Excel | CSV
1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Passenger-miles of travel (billions) 3,815 3,925 3,996 4,082 4,120 4,247...Quadrillion British thermal units (Btu)
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1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 Transportation 22.9 23.5 24.0 24.5 24.8 25....Millions
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1991 2001 1991-2001 % change 2001 % of total Air carrier 338,085 486,459 43.9 10.2 General aviation 12,100 15,900 31.4 0.3 Passenger...Excel | CSV | Graphic Version
Age group Person trips per person per day SE Person miles per person per day SE Under 5 3.2 0.05 26.5 1.27 5-17 3.6 0.03 26.0 1.48 18-24...Percentage of total for-hire transportation value added
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1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Railroad...Teragrams of carbon dioxide equivalent
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1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 Passenger cars 564.6 577.5 581.7 582.9 590.1 588.2 608.0 619....Index: 1991 = 1.00
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1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 GDP 1.00 1.03 1.06...