Year current US$ 1969 90000.0035762787 1970 109999.999403954 1971 150000.005960464 1972 140000.000596046 1973 109999.999403954 1974 79999.9982118607 1975 9999.99977648258 1976 39999.9991059303 1977 59999.9986588955 1978 70000.0002980232 1979 159999.99642372102 1980 209999.993443489 1981 280000.001192093 1982 209999.993443489 1983 250000 1984 370000.00476837205 1985 439999.997615814 1986 670000.016689301 1987 519999.980926514 1988 200000.00298023198 1989 469999.998807907 1990 460000.00834465 1991 759999.990463257 1992 300000.011920929 1993 740000.009536743 1994 689999.997615814 1995 1639999.98569489 1996 529999.971389771 1997 930000.007152557 1998 750000 1999 990000.009536743 2000 860000.014305115 2001 660000.026226044 2002 889999.985694885 2003 1179999.94754791 2004 990000.009536743 2005 1659999.9666214 2006 769999.980926514 2007 1639999.98569489 2008 579999.983310699