Year	constant 2010 US$
1971	11133558169.1564
1972	11751246002.1749
1973	12556988066.748
1974	12804235649.8227
1975	13087073570.0128
1976	14299608944.2955
1977	16168681917.0929
1978	16441847629.897
1979	16822942937.8992
1980	17062697947.2809
1981	17019786676.5451
1982	16227736234.4654
1983	16010440817.2975
1984	16032653211.3379
1985	15796961792.6977
1986	16215419317.498
1987	16017391495.9423
1988	16853731697.1347
1989	17582011350.0331
1990	17721765894.613
1991	18911026850.1988
1992	19461047111.244
1993	20569159699.4557
1994	21455067245.3644
1995	22648889508.8897
1996	23041454749.9941
1997	24313146229.2566
1998	25847871946.1801
1999	26370818764.5339
2000	26742837808.2072
2001	27689007443.9439
2002	28424362972.8733
2003	28831506702.1411
2004	29387747053.4663
2005	29924830090.2155
2006	30979528432.9912
2007	32489694303.184
2008	33241337190.5316
2009	34116824367.7197
2010	34692803942.5498
2011	36277112914.7484
2012	37634408972.4858
2013	38992463985.7646
2014	40524201950.3972
2015	43810985317.572
2016	45655551275.0032
2017	47012707057.1903