Year	constant 2015 US$
1960	7139194390.005466
1961	7591568218.77079
1962	7961775787.134742
1963	8221198239.4544735
1964	8655107882.127077
1965	9119482849.032673
1966	9466610177.611336
1967	9560777780.480526
1968	9709414765.96815
1969	10336275346.985558
1970	10686172202.543394
1971	11343499422.608255
1972	11941740563.421682
1973	12987737930.97621
1974	14156523627.228722
1975	14073435418.157091
1976	14876628840.03919
1977	16385156283.686525
1978	18080172961.730328
1979	20031841863.79496
1980	22567903628.32462
1981	23713610253.14596
1982	24493721916.100765
1983	25273836266.807743
1984	26904227751.98222
1985	26996549442.913
1986	24294308660.056847
1987	24794689057.00535
1988	27710665815.899357
1989	31402290332.54181
1990	35135172303.426926
1991	38313294835.42928
1992	40096268026.52879
1993	42603476307.99076
1994	46603579009.46719
1995	52036284833.62158
1996	55608580118.16177
1997	58005345597.76564
1998	52068024173.1264
1999	53557114900.189354
2000	60534767279.12016
2001	62367413187.67873
2002	64782344384.60285
2003	70038439644.25502
2004	76936579418.63438
2005	83944965195.18404
2006	89493927733.59787
2007	98840523734.0014
2008	107458768186.55977
2009	108053961445.08224
2010	115468538499.86713
2011	123394703077.25478
2012	133692494342.5851
2013	143383794239.60196
2014	153386812014.04996
2015	162616927333.64844
2016	172131945664.23608
2017	184023278233.17615
2018	198708220778.21652
2019	213984276252.88885
2020	205543058317.33447
2021	209386017492.28134
2022	232742287659.3844
2023	243757916668.16025