Year	current US$
1966	-680000.007152557
1967	1350000.02384186
1970	9999.99977648258
1971	3029999.97138977
1974	19999.9995529652
1975	-349999.99403953605
1976	699999.988079071
1977	90000.0035762787
1978	180000.00715255702
1979	170000.00178813902
1980	500000
1981	63729999.5422363
1982	68260002.1362305
1983	20979999.5422363
1984	63020000.4577637
1985	96510002.1362305
1986	63360000.6103516
1987	61610000.6103516
1988	36669998.1689453
1989	20750000
1990	-106819999.69482401
1991	-90180000.3051758
1992	-108699996.94824201
1993	-129699996.948242
1994	-54959999.0844727
1995	2869999.8855590797
1996	1000000
1997	370000.00476837205
1998	879999.995231628
1999	970000.028610229
2000	200000.00298023198
2001	189999.99761581398
2002	419999.986886978
2003	750000
2004	540000.021457672
2005	879999.995231628
2006	150000.005960464
2007	170000.00178813902
2008	170000.00178813902
2009	140000.000596046
2010	119999.997317791
2011	150000.005960464
2012	250000
2013	200000.00298023198
2014	159999.99642372102
2015	119999.997317791
2016	209999.993443489
2017	340000.00357627904
2018	660000.026226044
2019	300000.011920929
2020	280000.001192093
2021	449999.988079071
2022	460000.00834465