Year	current US$
1970	1589999.973773957
1971	1759999.990463255
1972	1869999.945163723
1973	1680000.007152559
1974	1090000.003576279
1975	1600000.023841858
1976	2010000.050067906
1977	1180000.007152557
1978	770000.010728836
1979	1430000.0071525532
1980	2089999.9141693108
1981	2019999.95112419
1982	1549999.952316288
1983	820000.022649765
1984	510000.00536441803
1985	590000.003576278
1986	759999.9904632571
1987	1009999.9904632571
1988	1000000
1989	519999.995827675
1990	3829999.983310702
1991	2229999.974370002
1992	1999999.9981373528
1993	2509999.9457597686
1994	2780000.0235438333
1995	2820000.033825636
1996	3450000.073760745
1997	3299999.9765306707
1998	5269999.995827679
1999	6439999.923110013
2000	3110000.008717178
2001	4379999.931901695
2002	1539999.9842047694
2003	3330000.0168383117
2004	11679999.679327013
2005	550000.011920929
2006	930000.007152557
2007	980000.019073486
2008	1529999.97138977
2009	1279999.97138977
2010	899999.976158142
