Year	constant 2010 US$
1966	4645329140.92228
1967	3353906511.80655
1968	3345463989.72888
1969	3567438158.02635
1970	4379405856.27677
1971	4808509556.28416
1972	5273942545.55423
1973	5807876538.01171
1974	6331276841.69274
1975	6732477038.87164
1976	7136006409.90937
1977	7531383672.44125
1978	7852227371.49145
1979	8139298049.58899
1980	9058157136.88699
1981	9462443489.42881
1982	9874532574.39764
1983	10141222981.2306
1984	10326974596.4702
1985	10393938344.9108
1986	10679262142.6143
1987	11468852080.7487
1988	12019701698.3557
1989	12541436642.7277
1990	12003979774.8088
1991	12245631562.8002
1992	13299701674.4822
1993	14213248801.3852
1994	14631912724.2177
1995	15399758907.1202
1996	16163942173.759
1997	17694886022.0877
1998	18269561412.8571
1999	19240332384.0586
2000	19908473339.3187
2001	20835523911.6072
2002	21624052624.5121
2003	21547812193.8347
2004	22212089561.0815
2005	24032179659.0685
2006	25686516010.8853
2007	27587053363.4767
2008	29005402003.3733
2009	29672025284.9084
2010	32008030788.6198
2011	33093480649.4633
2012	34484834829.3081
2013	35613351553.4777
2014	37608937338.4136
2015	39897911188.8925
2016	42371419680.6657
2017	43962605858.3522
2018	46538921705.6354