Year	current US$
1960	89999.9979883432
1961	290000.00283122103
1962	209999.995306134
1963	259999.996051192
1964	299999.993294477
1965	240000.000223517
1966	279999.991878867
1967	400000.004097819
1968	609999.988228083
1969	2969999.9652802898
1970	12390000.032261
1971	3980000.0842660703
1972	-9999.99977648258
1973	1970000.02302229
1974	11200000.0979751
1975	83659998.60316521
1976	42979999.5999783
1977	204219999.132678
1978	311699995.96103996
1979	159330003.568903
1980	178650002.21133202
1981	121229998.871684
1982	125910000.950098
1983	115430001.422763
1984	160720004.349947
1985	134320001.415908
1986	219399994.796142
1987	280360008.429736
1988	377879992.254078
1989	247040000.725538
1990	332659995.866939
1991	1323990013.44666
1992	272440000.353381
1993	474880011.998117
1994	717020002.98351
1995	669759998.235852
1996	530880009.181798
1997	541300006.009638
1998	420780002.094805
1999	574430005.528033
2000	568880001.598969
2001	333409998.48023105
2002	183189999.1557
2003	279290001.217276
2004	883390005.506575
2005	3464680098.56343
2006	877030002.631247
2007	917539999.127388
2008	1874679974.98251
2009	142120003.297925
2010	335760009.169579
2011	311909988.641739
2012	612629995.524883
2013	775330029.278994
2014	535690006.971359
2015	631590011.358261
2016	1070439982.6228601
2017	889719992.041588
2018	819840016.60347
2019	777669996.231794
2020	1163850003.77893
2021	1051700010.2996799
2022	1256890032.052994