Year	constant 2015 US$
1960	5417862044.768086
1961	5521470717.358852
1962	5926119399.480206
1963	5964232477.729856
1964	6538180063.262031
1965	6902686305.43002
1966	7419895036.528232
1967	7828129925.418136
1968	7592446207.707138
1969	7963902428.671261
1970	7411221606.566159
1971	10250129022.92509
1972	11508248635.47834
1973	10960960905.545845
1974	12463771260.141937
1975	12540247538.661472
1976	12217607147.681973
1977	13359247075.397219
1978	15296479397.57555
1979	15971116401.148842
1980	16360531066.49625
1981	15684948884.285555
1982	16009924431.161366
1983	15913571544.486572
1984	16866314219.420223
1985	16022100586.828531
1986	18600221384.7753
1987	19983799907.949097
1988	21390841157.662674
1989	22460063523.17977
1990	22615351238.987873
1991	23319789250.348507
1992	23588387515.637486
1993	23716987762.2998
1994	25764194701.752144
1995	29055260137.947655
1996	29819578158.03657
1997	30718292210.02318
1998	32067306651.559982
1999	33005781862.929024
2000	32774377493.935596
2001	34057356264.332706
2002	34390015329.00982
2003	35367832429.09089
2004	36110960845.01191
2005	37998707576.32797
2006	41040154023.82585
2007	43383235305.67553
2008	43372412880.23878
2009	45647527237.62626
2010	47955279296.41962
2011	50176849743.05887
2012	52972964270.72551
2013	55606291308.76772
2014	57914043367.56107
2015	61876693045.876366
2016	64732103395.42544
2017	68032145748.69386
2018	71469409337.55446
2019	75109065654.69164
2020	74474398408.30513
2021	79057917656.90105
2022	82040928501.4055
2023	86228178951.876