Year	constant 2010 US$
1970	328693152126.796
1971	347120817333.347
1972	388446007046.423
1973	414720749805.64
1974	417250110588
1975	379598263560.42
1976	439965813076.039
1977	475688154077.897
1978	510887237595.315
1979	525577454064.419
1980	494917579640.444
1981	507143018514.455
1982	483264117284.42
1983	541722211105.79
1984	665902582590.136
1985	711412838477.794
1986	769339351406.849
1987	814246075248.89
1988	861365073797.521
1989	901810079255.894
1990	930961096235.516
1991	934698400955.403
1992	996481074173.041
1993	1080212015006.97
1994	1200931304968.53
1995	1291633031973.5
1996	1395411549425.32
1997	1585758073581.63
1998	1751384353031.97
1999	1938742614935.4
2000	2173135380451.46
2001	2104094553991.57
2002	2174036304888.94
2003	2278403780988.72
2004	2526869803002.86
2005	2695100514947.06
2006	2867857812382.1
2007	2954807849701.46
2008	2904389682760.53
2009	2527626229051.08
2010	2862258366329.59
2011	3023252455932.82
2012	3110317545966.54
2013	3160749280503.6
2014	3306574693984.85
2015	3459225035535.39
2016	3513907349343.24
2017	3672209866373.79