Year	constant 2010 US$
1961	55924631579.4342
1962	58701183506.5506
1963	60877575879.3883
1964	68856440734.9868
1965	76327263623.7896
1966	84756480740.9983
1967	84832780156.8933
1968	85562276331.7675
1969	89667553507.355
1970	90170012590.0607
1971	96716869035.6787
1972	100709558145.864
1973	108973149798.816
1974	114836103428.807
1975	119714609468.383
1976	127383624548.223
1977	130483983461.322
1978	132929284557.003
1979	141299881391.267
1980	148954939260.883
1981	162611592382.055
1982	144969693996.151
1983	144055032359.783
1984	147196332325.798
1985	159676858836.135
1986	165987373285.691
1987	181078826258.889
1988	197627410717.548
1989	207791042369.196
1990	200584475799.827
1991	192095707918.993
1992	186450486574.354
1993	184285259872.619
1994	196630866781.194
1995	193947362825.166
1996	205142896679.07
1997	229103683743.588
1998	236513094907.402
1999	248649343856.76
2000	261245249874.545
2001	273835573008.24
2002	276564670420.593
2003	290994552211.599
2004	315540611139.49
2005	344330588767.456
2006	365954010398.289
2007	377545928634.267
2008	383687095793.917
2009	340276488029.359
2010	379448759977.931
2011	397044134329.752
2012	416444639553.664
2013	422477871051.32
2014	431984583827.109
2015	409479067286.689
2016	392025125901.401
2017	403608669811.245
2018	408336205384.492