Year	constant 2015 US$
1970	1568099910230.2026
1971	1634771399577.9502
1972	1777274124190.1445
1973	1943839752853.4946
1974	1899547676340.8064
1975	1943898350326.2727
1976	2008445787540.5327
1977	2083945032623.9453
1978	2207253348087.3125
1979	2342813485014.9746
1980	2360209693015.335
1981	2422790774734.931
1982	2499583462258.9375
1983	2548738987947.8516
1984	2642361991420.8506
1985	2783606725214.0884
1986	2897803701462.0947
1987	3042056741505.412
1988	3289087530699.907
1989	3485835665863.3086
1990	3682728485366.9824
1991	3782378392884.8325
1992	3791648890471.6313
1993	3791110063052.175
1994	3830095307101.4673
1995	3953294001045.5156
1996	4096392359209.9863
1997	4096416621382.228
1998	4027894192694.5674
1999	4018200347332.3594
2000	4111473721521.626
2001	4160371253040.043
2002	4129917224291.667
2003	4163900444948.409
2004	4222355114784.581
2005	4288973873244.009
2006	4311870213458.5605
2007	4330946055400.795
2008	4269505423862.1963
2009	4083750470439.74
2010	4180748972609.938
2011	4215807076642.911
2012	4307848251587.671
2013	4409463343423.011
2014	4422493952138.203
2015	4469550619642.549
2016	4481116224009.134
2017	4531626471412.51
2018	4560106046802.7
2019	4562191813378.731
2020	4411355422579.383
2021	4478596619821.512
2022	4544522977970.174