Year	constant 2010 US$
1960	14330212679.0887
1961	14462904639.1151
1962	15535252897.5547
1963	16433129393.6912
1964	16662788555.2752
1965	17784096167.9358
1966	19747919876.2003
1967	22271835136.7272
1968	25794659624.3624
1969	29451646582.663
1970	33471503666.329
1971	37424409265.601
1972	40412400383.7168
1973	44928079054.6519
1974	48008020338.0271
1975	51652724207.4596
1976	56600819506.9291
1977	62475077007.1821
1978	68868251761.8015
1979	74311736145.411
1980	78479509299.2497
1981	83064388470.8506
1982	90809827509.102
1983	99794820515.5264
1984	108939320675.985
1985	118439943912.994
1986	130527195364.258
1987	146183203135.475
1988	164287005616.486
1989	179391744899.274
1990	196148213632.326
1991	216179942061.881
1992	233388463065.53
1993	252414102716.033
1994	276328498236.685
1995	301126757152.088
1996	323972696942.462
1997	345769989645.875
1998	336501966591.728
1999	366502632646.547
2000	393285821422.918
2001	413951339937.944
2002	447409609008.521
2003	456994829857.594
2004	469605929098.897
2005	487935584713.955
2006	510192282241.162
2007	536582152671.875
2008	553977082524.192
2009	562179244866.837
2010	586985288838.565
2011	605141770200.708
2012	621858362145.25
2013	639640209296.914
2014	660738057939.849
2015	679309569304.734
2016	696156171689.902
2017	710876242689.616
2018	730933142801.288