Year	constant 2010 US$
1960	25803998469.7824
1961	27804034282.3875
1962	30808427603.6464
1963	32171751282.7682
1964	34187559482.7908
1965	36259180972.4234
1966	39089743947.7842
1967	40502515593.8007
1968	40350190912.2766
1969	41729060655.7656
1970	43549314992.0797
1971	45764968618.4859
1972	47359930587.1758
1973	50128567567.7414
1974	55050202105.6647
1975	57430039349.0009
1976	57715873715.5848
1977	59045891678.934
1978	56523323051.3598
1979	57862147965.9682
1980	61901685773.5378
1981	65696687584.1679
1982	65544127641.9421
1983	57609539054.2525
1984	59562821732.0996
1985	61236681007.393
1986	66264413860.9975
1987	73276413752.7924
1988	64118990892.3273
1989	57518652071.911
1990	55115067858.2571
1991	57941094736.2507
1992	57651730313.6249
1993	60197513437.3655
1994	67860275006.4273
1995	72612909894.5755
1996	75584522601.7507
1997	80713015430.3447
1998	81187795084.0847
1999	82391129575.4928
2000	84221106789.6645
2001	85236943423.2726
2002	89439317055.098
2003	92312554475.7375
2004	95131007342.8449
2005	99919029757.031
2006	104895399113.262
2007	114136685821.704
2008	125911508883.954
2009	128151841042.563
2010	136692860429.719
2011	144901026594.809
2012	155824827357.924
2013	167223507268.256
2014	172453112451.888
2015	180276589454.321
2016	186027725254.37
2017	189634960537.327
2018	198321925252.621