Year	constant 2010 US$
1960	27831927085.0032
1961	29395129345.7251
1962	30798194686.6301
1963	32972697348.8896
1964	34109260339.3413
1965	35905389339.4908
1966	37494559779.6482
1967	39490826454.6295
1968	41443812926.2363
1969	43373585464.6592
1970	45006429570.4411
1971	47449662724.1301
1972	50034146732.1615
1973	54497516252.7635
1974	56436600596.9102
1975	59577169661.334
1976	64823910895.9224
1977	68455382411.6782
1978	71995965495.4464
1979	76056304499.463
1980	79972376151.8963
1981	82710045854.9849
1982	85703593377.5842
1983	87310207052.9414
1984	80915884624.6699
1985	75003677449.0048
1986	77566390203.5994
1987	80910769692.4349
1988	86374305406.1462
1989	91734099781.4076
1990	94520033471.8569
1991	93973391365.9367
1992	94290648382.7695
1993	96286128143.7528
1994	100510800776.545
1995	105213391791.955
1996	111364033551.931
1997	117138662136.244
1998	116463102215.322
1999	120052397729.866
2000	125348175702.195
2001	128975735689.221
2002	133678066315.986
2003	140322359077.992
2004	149720622534.59
2005	156873776537.453
2006	165098606450.348
2007	176022623675.058
2008	183332415224.715
2009	185437680419.182
2010	199590775190.258
2011	206895301780.44
2012	220723809025.295
2013	236315792450.895
2014	250838103974.997
2015	266055320224.315
2016	284370714896.705
2017	303359721708.73
2018	322300707148.301