Year	constant 2010 US$
1960	39913314954.7693
1961	42122478411.4579
1962	44908647744.8968
1963	47546447937.8289
1964	50546984156.5729
1965	54322332605.4598
1966	56537548131.5364
1967	60803013572.6168
1968	66199590656.6631
1969	67603512624.5934
1970	76130076823.259
1971	81178758746.0425
1972	87685801521.5117
1973	97507199678.6109
1974	98621570813.4455
1975	94333868880.6424
1976	100843123709.839
1977	106492957787.608
1978	109491763347.506
1979	115665935345.762
1980	120974238499.683
1981	122931726853.33
1982	125556780626.323
1983	125339425355.531
1984	122983069756.687
1985	126435745247.238
1986	131671393389.222
1987	140073863577.627
1988	150564146545.715
1989	160261439641.582
1990	166592605206.496
1991	173869714053.485
1992	175763983787.003
1993	172172638671.916
1994	173833825991.551
1995	181278747098.812
1996	187617490093.367
1997	195921836190.213
1998	205309962792.9
1999	213292852267.381
2000	221371306250.717
2001	225673225085.404
2002	227408192515.552
2003	225283734765.357
2004	229364936675.097
2005	231123671299.44
2006	234713145002.77
2007	240562199669.465
2008	241041574704.085
2009	233863105282.21
2010	238303443425.21
2011	233949991367.372
2012	224525885052.579
2013	221988392688.779
2014	223971165762.163
2015	228052067424.878
2016	232443748862.204
2017	238940608005.586
2018	244064957343.733