Year current US$ 1970 9999.99977648258 1971 129999.995231628 1972 140000.000596046 1973 230000.004172325 1974 379999.99523162795 1975 800000.011920929 1976 310000.002384186 1977 469999.998807907 1978 239999.994635582 1979 360000.01430511504 1980 790000.021457672 1981 560000.002384186 1982 1059999.9427795399 1983 779999.971389771 1984 289999.99165535 1985 170000.00178813902 1986 1950000.04768372 1987 529999.971389771 1988 490000.009536743 1989 460000.00834465 1990 910000.026226044 1991 439999.997615814 1992 779999.971389771 1993 970000.028610229 1994 800000.011920929 1995 1899999.97615814 1996 4010000.2288818406 1997 2849999.90463257 1998 3640000.10490417 1999 1350000.02384186 2000 1259999.9904632599 2001 1500000 2002 439999.997615814 2003 629999.995231628 2004 850000.023841858 2005 980000.019073486 2006 159999.99642372102 2007 11880000.1144409 2008 4190000.05722046 2009 330000.013113022