Year	constant 2015 US$
1965	2168263976.905369
1966	2375909473.003061
1967	2263311164.4094143
1968	2601241676.2305474
1969	2531373859.160618
1970	2572552004.751769
1971	2881320209.034473
1972	2746039956.693049
1973	2960301402.668329
1974	3493186706.0516934
1975	3321926157.7042093
1976	3594444234.3005795
1977	3669172467.644098
1978	4032147529.8354845
1979	4190446584.578623
1980	4210766112.8824477
1981	4322183947.540897
1982	4395600112.706483
1983	4501958486.346243
1984	4608217872.596697
1985	4554265400.788807
1986	5171267919.666101
1987	5236934247.775412
1988	5048476248.664705
1989	5157416354.65706
1990	5164114972.43334
1991	5352890580.221832
1992	5274878179.694487
1993	5206427003.261509
1994	5119670999.953936
1995	5099757045.518056
1996	5065663305.062026
1997	5059441928.327684
1998	5147140999.4942465
1999	5244449387.706272
2000	5414653325.7104
2001	5396157109.380921
2002	5441818391.623762
2003	5557561996.890491
2004	5611540325.190007
2005	5628934611.803242
2006	5679008720.099798
2007	5775834435.259101
2008	5776225317.7807255
2009	5531810591.561646
2010	5395392591.514619
2011	5235583358.4629965
2012	5187021348.342198
2013	5207707262.841865
2014	5238617841.196662
2015	5325846361.811863
2016	5452049984.385908
2017	5690550040.869877
2018	5794802523.940049
2019	5951258396.411418
2020	5531635723.065132
2021	5647511817.962565
2022	5899733908.231991