Year	constant 2010 US$
1960	25613327684.5098
1961	26722499810.0256
1962	28061845535.3788
1963	30143377328.2339
1964	32280499538.0082
1965	34008701692.7228
1966	36129238695.9451
1967	36814554803.8425
1968	38119071379.6992
1969	39687989621.0794
1970	41228520066.8375
1971	42763953212.2527
1972	44281906632.012
1973	45377710975.3693
1974	44501917513.697
1975	45604786331.043
1976	50788710059.0886
1977	52208788018.0889
1978	51493473545.0662
1979	48976975116.99
1980	54240604729.4158
1981	54360998553.9976
1982	55418368952.6236
1983	59923704102.8963
1984	63683857202.8123
1985	66734444654.1718
1986	69455159825.3877
1987	72312947932.592
1988	75862217653.6958
1989	79415257880.497
1990	83103944749.7061
1991	86588494585.3754
1992	89684799561.4499
1993	92560120750.1156
1994	96503528394.615
1995	99900548995.0683
1996	104017915704.597
1997	108530363808.901
1998	112840636854.81
1999	117948978469.221
2000	123764473404.418
2001	128823305581.626
2002	131518670915.582
2003	134639119176.025
2004	137454640167.494
2005	143762873757.285
2006	152460986718.638
2007	161876414684.129
2008	170533183542.155
2009	180177926981.673
2010	187667803497.569
2011	197711415419.961
2012	209852715743.34
2013	216616307112.812
2014	226992008274.214
2015	234893224788.25
2016	245636409480.364
2017	255498158456.057
2018	258459391183.681