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Million metric tons of carbon
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Year Residential Commercial Industrial Transportation 1980 248 178 485 378 1981 240 178 464 374 1982 238 178 408 366...Million metric tons of carbon
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Notes: One ton of carbon equals 3.667 tons of carbon dioxide gas. Electric utility emissions are distributed across sectors....
(Gallons)
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Mode or source 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Maritime 1,565,492 1,159,266 1,462,701 1,966,782 2,484,891 2,050,...(Gallons)
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Source: U.S. Department of Transportation, Bureau of Transportation Statistics, special tabulation, based on U.S. Department of Homeland...
(Miles per gallon)
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Car Light truck 1980 24.3 18.5 1981 25.9 20.1 1982 26.6 20.5 1983 26.4 20.7 1984 26.9 20.6...(Miles per gallon)
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Note: 2003 data are preliminary.
Source: U.S. Department of Transportation, National Highway...
(Millions of vehicles)
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Year Cars Light trucks 1980 9.44 1.86 1981 8.73 1.82 1982 7.82 1.91 1983 8.00 2.30 1984 10.68 3.34 1985...(Millions of vehicles)
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Notes: 1998–2003 data are revised from previous editions. Data are based on Environmental Protection Agency definitions of...
(Seasonally adjusted)
Monthly average of 1996 = 100
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Date TSI total TSI freight TSI passenger Jan-90 77.7 76.0 83.3 Feb-90 78.9 77.4 83.6 Mar-90 80.5...(Seasonally adjusted)
Monthly average of 1996 = 100
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Note: TSI is a chain-type index. The TSI total is a single monthly measure of transportation services...