Year	current US$
1960	3975850482.9903407
1961	4439941201.175977
1962	4641747165.0567
1963	4984460310.793784
1964	5604787904.241916
1965	6518059638.807224
1966	6914111717.765645
1967	7961150776.984461
1968	8368962620.747585
1969	9005249895.0021
1970	10301553968.920622
1971	10960100797.984041
1972	9553469950.060272
1973	6349096755.887638
1974	9226666666.666666
1975	12242929292.929293
1976	14175454545.454546
1977	16413939393.939392
1978	19424747474.747475
1979	21809595959.59596
1980	26189090909.090908
1981	30769494949.49495
1982	34087867298.578197
1983	31654330708.66142
1984	34445607005.046005
1985	34894261213.720314
1986	34391754494.730316
1987	35111913778.036705
1988	40614354884.64825
1989	42692965295.59185
1990	42193848455.102135
1991	46308420302.0678
1992	50419348432.77974
1993	54959080214.750435
1994	53715612597.68768
1995	62281015745.40234
1996	66184726002.083115
1997	65360440011.08127
1998	62840084822.330666
1999	63989602809.87483
2000	101674182169.6062
2001	99404122294.74408
2002	98513851899.96753
2003	112732491036.36674
2004	134810665277.05403
2005	153013261991.72473
2006	174743119388.67224
2007	198020918887.3606
2008	223631937838.24835
2009	203345626593.18735
2010	209917803242.89426
2011	243032541114.43207
2012	269042679056.11407
2013	275561202966.7563
2014	290604593485.7331
2015	320178265399.9121
2016	336299631370.0565
2017	369831772642.49976
2018	393387922832.91327
2019	353397863355.08435
2020	324817646572.9752
2021	379629503754.0165
2022	419587998714.2815
2023	363164141697.99176