Year	constant 2010 US$
1960	31439161138.4684
1961	33902602152.5287
1962	36265082469.292
1963	34831440567.6678
1964	35104034450.3709
1965	35942008237.935
1966	35417012611.9949
1967	38546794228.2133
1968	42070322563.8978
1969	44543859647.6912
1970	45805868363.9093
1971	47855370519.0486
1972	51086112832.5751
1973	52499562594.7443
1974	59764045873.5996
1975	62233027745.2668
1976	66098140511.0796
1977	70499130833.5871
1978	76218445697.4341
1979	86198480275.8958
1980	97177942935.5579
1981	113416457526.936
1982	117230064678.908
1983	126036428780.429
1984	131068994850.674
1985	132423545679.929
1986	135321181103.512
1987	139794573165.956
1988	145216525733.982
1989	151243982340.148
1990	166180730561.105
1991	178314378044.663
1992	183403986290.994
1993	194093904331.974
1994	209286485234.691
1995	235623866376.401
1996	258528665943.37
1997	278746848036.934
1998	261552858325.641
1999	273671254375.981
2000	278003599824.311
2001	287717424385.424
2002	298753747920.364
2003	310383912722.718
2004	325801202705.451
2005	338681315444.918
2006	349428664566.582
2007	366923655953.659
2008	386503253423.352
2009	405283232042.952
2010	424492611565.906
2011	445972019271.282
2012	470572312040.135
2013	496349817546.846
2014	522575578796.423
2015	547876046826.68
2016	575513847066.747
2017	604197480083.73
2018	635186938099.951