Year	current US$
1960	71000000
1961	57099998.4741211
1962	46299999.237060495
1963	64330001.8310547
1964	66150001.525878906
1965	87900001.5258789
1966	48860000.6103516
1967	47779998.779296905
1968	44520000.4577637
1969	46759998.3215332
1970	50430000.3051758
1971	56720001.220703095
1972	72819999.6948242
1973	85550003.0517578
1974	101919998.168945
1975	112970001.22070299
1976	93959999.0844727
1977	108610000.61035201
1978	128960006.713867
1979	153639999.38964802
1980	169660003.66210902
1981	123739997.86377
1982	103559997.558594
1983	89959999.0844727
1984	75580001.8310547
1985	79709999.0844727
1986	142320007.32421902
1987	121580001.831055
1988	136369995.117188
1989	95889999.3896484
1990	95349998.4741211
1991	30819999.6948242
1992	32939998.626709
1993	30909999.8474121
1994	29309999.4659424
1995	36250000
1996	15520000.4577637
1997	30790000.915527303
1998	24930000.3051758
1999	22729999.5422363
2000	26680000.3051758
2001	43229999.5422363
2002	41259998.3215332
2003	789630004.882813
2004	265269989.013672
2005	151720001.220703
2006	221570007.32421902
2007	209770004.272461
2008	174380004.882813
2009	177020004.272461
2010	648799987.792969
2011	173190002.44140598
2012	131130004.882813
2013	144889999.38964802
2014	150610000.61035198
2015	89449996.9482422
2016	103099998.47412099
2017	113860000.61035201
2018	128279998.779297
2019	100910003.662109
2020	104459999.084473
2021	113010002.13623
2022	103849998.47412099