Year	current US$
1960	45000000
1961	41000000
1962	68000000
1963	11000000
1964	7000000
1965	-3240000.00953674
1966	7550000.19073486
1967	5360000.1335144
1968	17209999.084472697
1969	18000000
1970	1000000
1971	-2000000
1972	-3000000
1973	-2000000
1974	1000000
1975	-5000000
1976	-5000000
1977	-5000000
1978	-5000000
1979	-4000000
1980	-1000000
1981	-1000000
1982	-2000000
1983	-2000000
1984	-2000000
1986	-2000000
1992	-10000000
1993	-10000000
1994	2000000
1998	270000.010728836
1999	389999.98569488496
2000	-2470000.02861023
2001	-469999.998807907
2002	1610000.01430511
2003	10369999.8855591
2004	1820000.05245209
2005	1360000.01430511
2006	1970000.02861023
2007	7820000.17166138
2008	7170000.07629395
2009	2619999.8855590797
2010	3769999.98092651
2011	9590000.15258789
2012	9689999.5803833
2013	3730000.01907349
2014	1110000.01430511
2015	-4320000.17166138
2016	-779999.971389771
2017	1320000.05245209
2018	4210000.03814697
2019	1100000.02384186
2020	6019999.98092651
2021	5440000.05722046
2022	2859999.89509583