Year	constant 2010 US$
1960	6504951942.88528
1961	7080127344.84784
1962	7519630280.20328
1963	7723773214.03182
1964	8256641684.50788
1965	12530961765.1023
1966	13737764814.6476
1967	12996194240.8715
1968	13647019459.1888
1969	15329860389.2545
1970	15985287913.5317
1971	16440315281.8614
1972	18732360630.6408
1973	20776582136.5708
1974	20731059391.1558
1975	21201694569.3008
1976	22744165340.2926
1977	26887535795.3063
1978	33007794115.5136
1979	39180078428.5831
1980	47878825226.8941
1981	53321533600.8217
1982	65350019156.9879
1983	74644644302.9048
1984	78939281379.207
1985	75417528901.9598
1986	78804214167.7211
1987	86282935692.5576
1988	91255410070.9435
1989	93326440647.0518
1990	96728133380.7568
1991	101162840154.474
1992	102866187768.077
1993	106710600807.386
1994	116095981479.429
1995	139545006660.02
1996	161101824257.575
1997	176221587599.722
1998	189254408148.988
1999	199531350069.235
2000	222610307405.181
2001	221449827262.828
2002	222327040708.879
2003	226566113023.864
2004	264647521926.378
2005	285320348639.423
2006	285320348639.423
2007	290952740243.461
2008	287992468965.312
2009	256731038551.369
2010	314142282684.394
2011	338373572350.372
2012	360450881188.065
2013	365390940713.805
2014	390904186410.055
2015	423796364158.59
2016	439452075691.838
2017	456747022975.623
2018	483001413910.304