Year	constant 2021 US$
1960	48919998.1689453
1961	84260002.1362305
1962	95330001.8310547
1963	116839996.337891
1964	130639999.389648
1965	147039993.28613302
1966	167190002.44140598
1967	176710006.71386698
1968	147149993.89648402
1969	108769996.64306599
1970	127160003.662109
1971	131089996.337891
1972	109239997.86377
1973	146740005.493164
1974	128360000.610352
1975	155889999.38964802
1976	186919998.168945
1977	118250000
1978	91309997.55859381
1979	144940002.44140598
1980	78790000.9155273
1981	92779998.7792969
1982	111459999.084473
1983	135350006.10351598
1984	189960006.71386698
1985	204410003.66210902
1986	211750000
1987	360079986.57226604
1988	278820007.324219
1989	248880004.882813
1990	233559997.55859402
1991	308790008.544922
1992	317160003.66210896
1993	282200012.207031
1994	279170013.42773396
1995	238020004.272461
1996	310119995.11718804
1997	229350006.10351598
1998	259350006.103516
1999	227070007.32421902
2000	248009994.506836
2001	278940002.441406
2002	363339996.33789104
2003	285390014.64843804
2004	246179992.67578098
2005	320959991.455078
2006	261239990.234375
2007	251119995.117188
2008	255550003.05175802
2009	241740005.493164
2010	180149993.89648402
2011	190639999.38964802
2012	163630004.882813
2013	157020004.272461
2014	169179992.67578098
2015	368950012.207031
2016	277779998.779297
2017	233759994.506836
2018	427600006.10351604
2019	554679992.675781
2020	363450012.207031
2021	300779998.779297
2022	397079986.57226604