Year	constant 2010 US$
1965	120515893755.785
1966	133543320460.885
1967	150153083651.823
1968	168928787394.855
1969	195653714439.224
1970	216172627998.973
1971	234190364634.253
1972	275054951726.626
1973	303410892677.441
1974	296305877689.055
1975	271542071612.54
1976	298156319163.873
1977	282788210212.383
1978	227822661964.209
1979	199133852939.387
1980	114115465531.926
1981	114437830596.318
1982	152389862867.765
1983	172332287741.256
1984	159306589594.21
1985	154993866304.019
1986	143877798779.656
1987	173986823593.113
1988	192284451561.059
1989	205706374272.643
1990	231763824722.522
1991	250523465722.796
1992	260234928812.844
1993	272889173114.927
1994	276298856988.471
1995	269199779218.388
1996	278066046713.904
1997	278355058368.617
1998	284425398505.947
1999	290860666650.873
2000	311336170920.519
2001	308528334016.207
2002	323386597214.053
2003	354724954196.786
2004	366633769536.956
2005	389482764697.457
2006	419586334396.903
2007	442446470638.307
2008	444167507109.825
2009	419906201505.917
2010	435443230162.811
2011	392506747696.268
2012	393486298143.309
2013	376663771220.287
2014	355070162179.111
2015	374894226623.699
2016	424175037670.221
2017	483588276412.297