Year	current US$
1960	300000.011920929
1961	349999.99403953605
1962	699999.988079071
1963	689999.997615814
1964	879999.995231628
1965	1429999.94754791
1966	3130000.1144409203
1967	5480000.01907349
1968	3430000.0667572
1969	3680000.0667572
1970	4949999.80926514
1972	6530000.20980835
1973	7420000.07629395
1974	11100000.3814697
1975	15109999.6566772
1976	9170000.07629395
1977	9560000.4196167
1978	12380000.1144409
1979	16530000.6866455
1980	14899999.6185303
1981	12829999.923706101
1982	11729999.5422363
1983	9340000.15258789
1984	28299999.237060502
1985	25430000.3051758
1986	25129999.1607666
1987	26670000.0762939
1988	36330001.8310547
1989	49610000.6103516
1990	46689998.626709
1991	47520000.4577637
1992	135750000
1993	51069999.6948242
1994	165619995.117188
1995	75019996.6430664
1996	81430000.3051758
1997	58299999.237060495
1998	63490001.6784668
1999	37459999.0844727
2000	38630001.0681152
2001	25879999.1607666
2002	40610000.6103516
2003	47610000.6103516
2004	126089996.337891
2005	49849998.4741211
2006	56759998.3215332
2007	96480003.3569336
2008	98250000
2009	79819999.6948242
2010	96449996.9482422
2011	101209999.084473
2012	116839996.337891
2013	85889999.3896484
2014	58340000.1525879
2015	49119998.9318848
2016	132330001.831055
2017	137339996.33789098
2018	175110000.61035198
2019	141630004.882813
2020	447440002.441406
2021	174229995.727539
2022	252520004.272461