Year	current US$
1965	721895400
1966	746167600
1967	785282500
1968	860252900
1969	920160000
1970	1028523200.0000001
1971	1061607900
1972	1112605000
1973	1359328800
1974	1687539800
1975	1949015300
1976	2296253400
1977	2894375500
1978	3214983200
1979	3664852800
1980	4188974599.9999995
1981	4585033800
1982	4675744100
1983	4900928900
1984	5172274100
1985	5296247304.347827
1986	3926885707.762557
1987	3837959880
1988	4231373778.625954
1989	4563671803.977273
1990	4156587626.88491
1991	5143703071.061548
1992	5711704859.949368
1993	6298996781.573787
1994	7248174216.133291
1995	8234532320.242316
1996	8818421296.296297
1997	10015607995.118492
1998	10971202176.90479
1999	10411043749.069098
2000	11069479628.074087
2001	10085014671.20132
2002	11109420394.543386
2003	11833544648.591469
2004	12959527897.579008
2005	15063474083.64536
2006	16872400054.665287
2007	19138238143.568924
2008	22347368726.676674
2009	21881152304.922287
2010	24190197711.004692
2011	27646029448.900497
2012	29522211280.75771
2013	32242645810.375553
2014	35231144353.772064
2015	38212709908.730644
2016	40878371491.76368
2017	44765068272.88577
2018	46240164752.3362
2019	48250143100.32692
2020	48201638432.20037
2021	53517879229.74643
2022	58939287198.49297
2023	63669225204.29009