Year	constant 2015 US$
1970	87686453591.76207
1971	85712389395.04292
1972	98105217892.3226
1973	109914914152.11206
1974	120901945436.45425
1975	115384476520.48746
1976	114226469040.43903
1977	109966123719.57887
1978	103934902626.1984
1979	101665142148.99878
1980	104323107872.47337
1981	95350823294.01088
1982	96744560101.82729
1983	94608381648.12025
1984	92974345428.93939
1985	97753818517.1683
1986	109551692917.10812
1987	123682958358.5249
1988	142035206931.98114
1989	158428601620.9358
1990	168320653524.00726
1991	170756792116.23346
1992	164513978038.5077
1993	145512091915.38425
1994	150560038275.80923
1995	161993320082.81235
1996	165390648553.90607
1997	174405440790.2342
1998	194690664969.53107
1999	215177820494.9217
2000	230342642683.9842
2001	239054537901.1717
2002	248013854492.96854
2003	262617263159.37476
2004	275101502204.68726
2005	292948017050.3904
2006	314938562542.5779
2007	327266360270.31226
2008	313488429194.531
2009	255469781117.96857
2010	244861728370.70297
2011	226483756850.39047
2012	203006464084.7655
2013	194983576372.65613
2014	206377164246.48425
2015	227119507736.71863
2016	230333766580.85922
2017	244863947396.48422
2018	263852151006.64047
2019	272142431325.39047
2020	238119218534.37485
2021	260511407692.96857
2022	264189442925.39044
2023	263027782928.90607
