Year	constant 2010 US$
1970	443183711271.942
1971	457006947454.76
1972	500115445053.772
1973	543723479268.46
1974	580978361147.835
1975	583698250334.019
1976	607399299460.748
1977	610540238147.578
1978	610399280844.679
1979	615993889733.683
1980	630652153948.062
1981	618504269009.784
1982	624844163458.961
1983	626749330027.136
1984	625657642707.291
1985	645458061159.995
1986	679726693288.202
1987	733597229728.194
1988	783956242790.653
1989	841378437039.802
1990	880258444809.718
1991	907032601562.536
1992	915832536165.753
1993	884973970144.49
1994	898189000684.995
1995	926241541191.597
1996	946329086919.873
1997	977761652540.575
1998	1035359547719.38
1999	1098520025614.54
2000	1154776278819.14
2001	1200263636769.8
2002	1242221403544.5
2003	1290411911810.41
2004	1351875801977.07
2005	1420810770501.57
2006	1492981307972.74
2007	1554210775010.65
2008	1548612432833.99
2009	1456963584884.43
2010	1450299081020.47
2011	1405854045116.89
2012	1334173544694.54
2013	1291035715729.31
2014	1317438117265.09
2015	1371889179935.8
2016	1404930921270.87
2017	1447803865344.85
2018	1491537685315.41