Year	current US$
1960	2975705264.4703145
1961	3308535957.8261337
1962	3726842298.8182473
1963	4032707051.317226
1964	4649845152.385454
1965	5251116326.176507
1966	5690783525.285131
1967	6075065202.230692
1968	6943103559.497868
1969	7655619432.603465
1970	8410893220.071237
1971	9739902250.825127
1972	10379103543.52457
1973	12792887089.989708
1974	15520838281.401
1975	18914269964.480316
1976	19820356822.422825
1977	22326445247.22021
1978	26825401142.396614
1979	32735427562.216934
1980	42209507958.47409
1981	42531808622.031296
1982	41220212028.38658
1983	42083039511.79346
1984	41500401071.09621
1985	36506554072.8184
1986	44745349043.84436
1987	55783544160.31436
1988	57330297778.74664
1989	57473301557.70838
1990	69183206975.66675
1991	74593938648.75359
1992	75034597510.0262
1993	73996845133.52635
1994	70749545804.57533
1995	74148043727.06155
1996	76326202420.30411
1997	79082301297.66203
1998	75694412199.96425
1999	74199687754.45361
2000	73691858070.61595
2001	70001957114.07414
2002	70851741225.50949
2003	97628853592.11417
2004	119702144244.3574
2005	132347703417.47346
2006	145066935577.19412
2007	168854853933.65918
2008	186663588861.7395
2009	194809020128.86697
2010	226787415923.15207
2011	265442100699.83777
2012	269206676156.9582
2013	281743681019.13654
2014	279631059877.9307
2015	247209669016.2656
2016	233155993272.99243
2017	259478159065.28687
2018	272121327230.88474
2019	269509827837.04596
2020	265342721415.65234
2021	299612459213.216
2022	312314870888.99835
2023	319238870615.12823