Year	constant 2015 US$
1960	5206069256.406372
1961	4848224141.269972
1962	3901666094.5915923
1963	3924752876.1888547
1964	4617356324.972633
1965	3347583335.6078653
1966	4651986497.4226465
1967	4132533910.8889318
1968	4686616669.872659
1969	4859767532.014483
1970	5679348279.745563
1971	6117997130.634739
1972	6002563222.43195
1973	8195807476.877834
1974	7337308090.310693
1975	9563683166.033241
1976	10264218665.515324
1977	11954890124.06327
1978	13233481877.383707
1979	15395755665.770739
1980	17050942482.119684
1981	18783966577.223145
1982	20330410139.672077
1983	20133527612.776806
1984	20820739126.985405
1985	22411520368.79361
1986	23034921165.75358
1987	22996036510.150055
1988	24737371162.476295
1989	27332174158.950077
1990	28209571521.930557
1991	30192190449.292908
1992	31952718169.800255
1993	31979389055.825466
1994	32716522640.561596
1995	33154998370.4419
1996	34047855320.86328
1997	34068704412.049694
1998	28831821124.373188
1999	29032144348.977062
2000	30916622759.601925
2001	33255061935.600487
2002	37576047166.02608
2003	41346300562.898636
2004	42996198595.064354
2005	45849099838.9628
2006	50255406102.89177
2007	52212288006.90105
2008	57657129904.751015
2009	66694853175.20503
2010	66910918261.36466
2011	70603348633.46608
2012	73799352027.99828
2013	78777592914.39772
2014	79694489227.8191
2015	83928241095.22046
2016	83809886302.0684
2017	85590618663.56166
2018	89716707269.85396
2019	92648509977.00357
2020	94616571938.59766
2021	98640260886.3482
2022	94228283065.30565
2023	97003331174.4544