Year current US$ 1969 70000.0002980232 1970 90000.0035762787 1971 59999.9986588955 1972 79999.9982118607 1973 90000.0035762787 1974 180000.00715255702 1975 90000.0035762787 1976 100000.00149011599 1977 129999.995231628 1978 170000.00178813902 1979 170000.00178813902 1981 330000.013113022 1982 300000.011920929 1983 500000 1984 430000.00715255697 1985 509999.99046325695 1986 449999.988079071 1987 500000 1988 400000.00596046395 1989 610000.014305115 1990 509999.99046325695 1991 689999.997615814 1992 589999.973773956 1993 829999.983310699 1994 850000.023841858 1995 1240000.0095367401 1996 460000.00834465 1997 610000.014305115 1998 620000.004768372 1999 899999.976158142 2000 839999.973773956 2001 469999.998807907 2002 610000.014305115 2003 629999.995231628 2004 569999.992847443 2005 860000.014305115 2006 219999.998807907 2007 300000.011920929 2008 59999.9986588955