Year	constant 2010 US$
1969	48959257757.7702
1970	58190332062.1982
1971	64435223438.6039
1972	73172743146.9052
1973	83560448912.0625
1974	100369921015.352
1975	132519408453.533
1976	181457116085.063
1977	169065603363.675
1978	170660953255.361
1979	135854571341.044
1980	138830057286.578
1981	132064951461.629
1982	139869158393.343
1983	165633611430.225
1984	157137477229.629
1985	147393289489.274
1986	143834457666.029
1987	134969833596.865
1988	117798626779.662
1989	122068451898.247
1990	123517342371.048
1991	143262953454.201
1992	144753133313.627
1993	135451115007.434
1994	133046171809.097
1995	133262071166.887
1996	153041038642.758
1997	162330811700.902
1998	159038762330.428
1999	169372180570.973
2000	179008477284.648
2001	198730717525.876
2002	213065768978.219
2003	220522322138.95
2004	236878236880.584
2005	252948563769.397
2006	261089097313.474
2007	300042708379.985
2008	339916388841.303
2009	345670518726.624
2010	359441896636.234
2011	367900117679.148
2012	342736187558.621
2013	335974923956.244
2014	351189152256.956
2015	346052231214.931
2016	355136790898.387
2017	368002462035.328