Year	constant 2010 US$
1960	10030284351.125
1961	10506984426.4582
1962	11026705329.4548
1963	11331938597.6591
1964	12189700863.3818
1965	12561898650.1026
1966	12519354273.4342
1967	13105537920.0198
1968	13343690397.4298
1969	13990079807.4991
1970	14931974988.3284
1971	15824379972.0578
1972	16606735266.8491
1973	18646540956.3015
1974	20792109922.2832
1975	23527022165.8394
1976	25047753426.979
1977	25366529628.0486
1978	26690791495.9334
1979	27479827594.0434
1980	28298995365.1537
1981	29882791026.6137
1982	29563778701.8807
1983	29442323887.9871
1984	29760502325.5951
1985	31002321941.2696
1986	32027382239.9842
1987	31665994493.0043
1988	33103197142.954
1989	33285024411.1929
1990	35035651974.6921
1991	37071607715.7294
1992	38378044417.0517
1993	39560072766.8687
1994	41403895133.8261
1995	42486543300.2086
1996	43089179302.2604
1997	45126321036.0341
1998	46402776521.4798
1999	43168613537.6022
2000	43540732176.9143
2001	46103622672.8435
2002	48240696846.169
2003	49425287796.0535
2004	53293184106.3225
2005	56424721051.1554
2006	59127317504.7933
2007	60391850322.7177
2008	65227283797.7885
2009	65839855104.087
2010	68518450767.9106
2011	73820344062.9996
2012	78087941340.0896
2013	81967278764.8195
2014	84994754981.9608
2015	84938555267.1584
2016	83812041139.2944
2017	85408120025.9956
2018	86256670109.9948