Year current US$ 1969 409999.99642372096 1970 409999.99642372096 1971 430000.00715255697 1972 430000.00715255697 1973 379999.99523162795 1974 620000.004768372 1975 610000.014305115 1976 850000.023841858 1977 939999.997615814 1978 790000.021457672 1979 1000000 1980 370000.00476837205 1981 1399999.97615814 1982 1340000.0333786 1983 1629999.99523163 1984 1000000 1985 2240000.00953674 1986 1559999.9427795399 1987 1960000.03814697 1988 1539999.96185303 1989 1830000.04291534 1990 1879999.99523163 1991 2150000.09536743 1992 1779999.97138977 1993 2089999.9141693101 1994 1500000 1995 3609999.89509583 1996 1350000.02384186 1997 1889999.98569489 1998 1009999.99046326 1999 1879999.99523163 2000 1029999.97138977 2001 4079999.92370605 2002 1549999.95231628 2003 2690000.05722046 2004 2380000.1144409203 2005 2789999.96185303 2006 1480000.01907349 2007 3460000.03814697 2008 759999.990463257