Year	current US$
1961	10090000.1525879
1962	10489999.7711182
1963	300000.011920929
1964	589999.973773956
1965	5309999.94277954
1966	3829999.92370605
1967	1350000.02384186
1968	6849999.90463257
1969	5590000.15258789
1970	2000000
1971	4769999.98092651
1972	5610000.1335144
1973	3039999.96185303
1974	5579999.92370605
1975	1549999.95231628
1976	649999.976158142
1977	720000.028610229
1978	36689998.626709
1979	12489999.7711182
1980	7679999.82833862
1981	13460000.038146999
1982	6150000.09536743
1983	4460000.03814697
1984	560000.002384186
1985	3849999.90463257
1986	3180000.0667572
1987	4719999.79019165
1988	8520000.45776367
1989	4480000.01907349
1990	6869999.88555908
1991	6369999.88555908
1992	5079999.92370605
1993	419999.986886978
1994	1860000.01430511
1995	790000.021457672
1996	-6730000.01907349
1997	-4820000.17166138
1998	5909999.84741211
1999	4190000.05722046
2000	4719999.79019165
2001	6659999.84741211
2002	7369999.88555908
2003	8489999.77111816
2004	13010000.2288818
2005	23139999.3896484
2006	14479999.5422363
2007	2130000.1144409203
2008	6019999.98092651
2009	8289999.961853029
2010	3920000.07629395
2011	10329999.923706101
2012	14229999.5422363
2013	19440000.5340576
2014	10170000.076293899
2015	11779999.7329712
2016	8720000.26702881
2017	10090000.1525879
2018	10729999.5422363
2019	12449999.8092651
2020	11010000.2288818
2021	8439999.5803833
2022	4880000.11444092