Year	constant 2015 US$
1970	1286719650595.149
1971	1383784349294.8088
1972	1482917616358.8416
1973	1616784359162.0168
1974	1745568253583.182
1975	1799294834329.1072
1976	1903651510823.397
1977	1950876306901.0579
1978	2029994138876.692
1979	2184811809506.1755
1980	2359087010527.4805
1981	2363731991590.728
1982	2275496363202.511
1983	2148803760132.0247
1984	2216167578353.6074
1985	2287388341424.6973
1986	2400957830799.708
1987	2460228438032.0786
1988	2457326445223.835
1989	2503502115534.322
1990	2514844436143.1807
1991	2617823394420.14
1992	2719053614092.517
1993	2826062711824.6953
1994	3028982169633.091
1995	3030011174103.669
1996	3153637200387.859
1997	3353192193072.2144
1998	3446523742105.422
1999	3428178300241.7095
2000	3569425601352.957
2001	3560654011132.754
2002	3536633722384.101
2003	3603020596692.2017
2004	3782063044492.4077
2005	3931100353977.025
2006	4182478380564.5474
2007	4447593355404.044
2008	4693442673073.668
2009	4536179215521.329
2010	4922756622613.407
2011	5214155841621.911
2012	5339601938535.109
2013	5509389707107.864
2014	5563104976771.068
2015	5537520077806.865
2016	5468075857072.215
2017	5603756909063.586
2018	5695555397641.441
2019	5711594128715.705
2020	5257330332616.765
2021	5758704519827.192
2022	6045222154138.015
2023	6151200146213.58