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Table 4 - Investment in Transportation Infrastructure as Percentage of GDP by Sector, 1977-2000

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  1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000
Government 0.77 0.78 0.83 0.85 0.77 0.73 0.71 0.74 0.75 0.77 0.78 0.76 0.73 0.77 0.77 0.74 0.76 0.77 0.73 0.73 0.75 0.76 0.79 0.76
Private business 0.21 0.19 0.18 0.18 0.17 0.14 0.15 0.14 0.16 0.12 0.11 0.10 0.10 0.10 0.09 0.10 0.10 0.10 0.10 0.11 0.11 0.14 0.14 0.12
Total 0.98 0.96 1.02 1.03 0.94 0.87 0.86 0.89 0.91 0.89 0.88 0.87 0.83 0.87 0.86 0.84 0.86 0.87 0.83 0.83 0.86 0.90 0.93 0.88

Sources: BTS calculations based on data from U.S. Department of Commerce, Bureau of Economic Analysis (BEA), "Fixed Assets and Consumer Durables," available at http://www.bea.gov, as of July 2002; and personal communication with BEA.