Year	current US$
1960	247239990.234375
1961	367380004.88281304
1962	335149993.89648396
1963	328570007.324219
1964	402399993.89648396
1965	385989990.234375
1966	415579986.57226604
1967	390089996.33789104
1968	331160003.66210896
1969	294850006.10351604
1970	322229980.46875
1971	389500000
1972	398739990.234375
1973	351130004.88281304
1974	449209991.455078
1975	515089965.820313
1976	543760009.765625
1977	510040008.544922
1978	803259948.730469
1979	1169729980.46875
1980	1273329956.05469
1981	1284680053.71094
1982	913000000
1983	822549987.792969
1984	748070007.324219
1985	798970031.738281
1986	952350036.621094
1987	945929992.675781
1988	1355989990.23438
1989	1368760009.76563
1990	1442280029.29688
1991	1772820068.35938
1992	1769729980.46875
1993	1498849975.58594
1994	1744040039.0625
1995	1727250000
1996	1802280029.29688
1997	1826979980.46875
1998	2069629882.8125
1999	2222479980.46875
2000	2663870117.1875
2001	2586060058.59375
2002	3486209960.9375
2003	3822869873.04688
2004	5320470214.84375
2005	8089299804.6875
2006	8680269531.25
2007	5668729980.46875
2008	7207870117.1875
2009	7293390136.71875
2010	7915729980.46875
2011	8325709960.9375
2012	8434889648.4375
2013	10309419921.875
2014	11053120117.1875
2015	11555490234.375
2016	11281009765.625
2017	11097379882.8125
2018	12037389648.4375
2019	13090509765.625
2020	12012059570.3125
2021	9649200195.3125
2022	2824069998.020306