Year	constant 2015 US$
1965	43989606563.645454
1966	47251974380.00806
1967	50033329935.26685
1968	54000185082.3178
1969	57802253262.03934
1970	62039649029.62237
1971	63827679765.46488
1972	69322381732.36018
1973	75608797665.11153
1974	79429738087.18173
1975	82730310712.80133
1976	86392908344.36642
1977	88898429838.13312
1978	97572645855.37758
1979	107542372856.30911
1980	113797373396.93729
1981	121328914904.12419
1982	117913558301.81248
1983	107985001073.6465
1984	113464113296.90605
1985	120869548149.91444
1986	114150118274.8893
1987	117068873708.6975
1988	121178501036.52298
1989	130744776364.44946
1990	139590289132.63345
1991	144380975577.37946
1992	150391400694.10602
1993	149377111195.74347
1994	154309943519.3428
1995	144826984848.51242
1996	157318103634.49814
1997	174070271716.6109
1998	190755256880.0041
1999	194655599830.89105
2000	209057118011.4075
2001	204721290531.9731
2002	198564723053.82254
2003	198132260875.80933
2004	203108238274.17438
2005	207594257191.17715
2006	218183427740.50098
2007	218898681493.6432
2008	215440586582.1297
2009	193049858694.34357
2010	207469788608.3838
2011	214374686305.3922
2012	224685459189.02454
2013	223643175632.76215
2014	232524690424.07904
2015	240516474892.8069
2016	242702633405.3462
2017	248932624410.73346
2018	252307931367.27237
2019	252812992762.2098
2020	230160268487.29312
2021	251580347385.39606
2022	267519936703.03088
2023	269801188019.18454