Year	current US$
1966	70000.0002980232
1967	39999.9991059303
1968	9999.99977648258
1978	1000000
1979	1000000
1980	3000000
1981	3000000
1982	3000000
1983	3000000
1984	5000000
1985	4000000
1986	4000000
1987	3000000
1988	4000000
1989	4000000
1990	6000000
1991	1000000
1992	4000000
1993	2000000
1994	2000000
1995	1000000
1998	19999.9995529652
1999	1389999.98569489
2000	1139999.98569489
2001	939999.997615814
2002	2869999.8855590797
2003	4119999.88555908
2004	6150000.09536743
2005	7570000.17166138
2006	10199999.8092651
2007	10210000.038146999
2008	8539999.96185303
2009	6349999.90463257
2010	12039999.961853001
2011	15310000.4196167
2012	8720000.26702881
2013	9229999.54223633
2014	8149999.61853027
2015	5650000.09536743
2016	6750000
2017	11609999.6566772
2018	9619999.88555908
2019	24879999.1607666
2020	20120000.8392334
2021	21629999.1607666
2022	20940000.5340576