Year	current US$
1960	29020000.4577637
1961	25600000.3814697
1962	16920000.0762939
1963	2029999.97138977
1964	11590000.1525879
1965	26549999.237060502
1966	16010000.2288818
1967	13340000.1525879
1968	11930000.3051758
1969	8220000.26702881
1970	21569999.6948242
1971	10100000.3814697
1972	8609999.65667725
1973	11970000.2670288
1974	3609999.89509583
1975	5139999.8664856
1976	5429999.82833862
1977	5179999.82833862
1978	5659999.84741211
1979	2740000.00953674
1980	4670000.07629395
1981	2900000.09536743
1982	4019999.98092651
1983	5659999.84741211
1984	3460000.03814697
1985	4440000.05722046
1986	5829999.92370605
1987	4570000.17166138
1988	12989999.7711182
1989	103180000.30517599
1990	24649999.6185303
1991	68169998.1689453
1992	21260000.2288818
1993	19989999.7711182
1994	10840000.1525879
1995	11210000.038146999
1996	11460000.038146999
1997	14149999.6185303
1998	17360000.6103516
1999	20979999.5422363
2000	22889999.3896484
2001	32790000.915527303
2002	41709999.0844727
2003	42590000.1525879
2004	126089996.337891
2005	2200889892.57813
2006	3185739990.23438
2007	285950012.207031
2008	47209999.0844727
2009	188889999.38964802
2010	264609985.351563
2011	298859985.35156304
2012	312700012.207031
2013	388890014.64843804
2014	389589996.33789104
2015	401350006.10351604
2016	431290008.544922
2017	418720001.220703
2018	394160003.66210896
2019	327760009.765625
2020	308549987.792969
2021	192770004.272461
2022	135740005.493164