Year	constant 2010 US$
1960	34280486777.213
1961	39335818905.329
1962	43412704423.1342
1963	46227793683.747
1964	51221974823.8367
1965	61457004782.6102
1966	68330637036.7903
1967	73227724465.8756
1968	83384215770.9091
1969	93186694818.0546
1970	98613897892.8004
1971	105952968745.995
1972	114925079852.952
1973	121808751065.245
1974	130512125059.975
1975	132707022324.876
1976	148572248585.155
1977	164382179991.942
1978	182230282630.712
1979	196438437220.353
1980	180017137180.767
1981	192327195112.424
1982	189814578883.416
1983	197027768489.74
1984	212203316210.181
1985	219789032510.788
1986	223489914812.743
1987	232684277587.707
1988	244757066467.333
1989	265627504920.661
1990	282085345698.553
1991	276592604386.833
1992	296747080037.45
1993	323371589143.857
1994	354502586759.369
1995	399109085102.6
1996	405718228024.289
1997	426191181269.34
1998	437828634081.71
1999	433628751688.426
2000	485341699238.237
2001	498321853564.376
2002	484402020086.513
2003	478106368433.624
2004	507565541614.48
2005	524704123848.422
2006	567872282133.703
2007	602940922656.654
2008	584300310646.855
2009	478830431283.868
2010	535264157365.615
2011	563022504659.727
2012	576107023633.02
2013	580144399145.519
2014	595916042898.142
2015	621851584813.087
2016	635124172059.17
2017	672644057365.789
2018	685489650167.17