Year current US$ 1960 50287356.32183908 1961 54022988.505747125 1962 58045977.01149425 1963 63505747.126436785 1964 69540229.88505746 1965 80172413.79310344 1966 110057471.26436782 1967 117241379.31034483 1968 121264367.81609195 1969 131896551.72413793 1970 142816091.95402297 1971 146839080.4597701 1972 152586206.89655173 1973 179885057.47126436 1974 239080459.77011493 1975 293678160.9195402 1976 345977011.49425286 1977 401724137.9310345 1978 463395225.46419096 1979 525874125.87412584 1980 608200000 1981 731305903.3989266 1982 575525210.0840337 1983 578615384.6153847 1984 808923076.923077 1985 653298611.111111 1986 829080000.0000001 1987 1022633333.3333333 1988 1186666666.6666667 1989 1777777777.777778 1990 2804444444.4444447 1991 2757331799.884991 1992 400894983.16774774 1993 470642881.3538044 1994 663273586.1109289 1995 640018317.2254224 1996 799493440.9558104 1997 986514425.2584337 1998 956992588.2175418 1999 890959982.6410886 2000 1017549689.3504069 2001 1013045158.8912498 2002 1163982411.3255386 2003 1263706120.772432 2004 1480647796.6693163 2005 1779367486.324217 2006 2049429228.1075165 2007 2672610485.590993 2008 2921215235.3668113 2009 2650488346.1538463