Year	constant 2015 US$
1965	17643093818.600506
1966	18667208829.9436
1967	19202779604.113487
1968	20232710617.94574
1969	21610438600.981377
1970	23453280637.89984
1971	25625308434.889263
1972	27320756343.068737
1973	29330434575.40918
1974	31180754330.647366
1975	32052490067.94814
1976	33726501851.688023
1977	35656750102.56014
1978	38496122681.96691
1979	40472234268.535484
1980	42496535593.03624
1981	44331567568.979485
1982	45645319522.0813
1983	46084178478.09605
1984	46808852427.85442
1985	47720801672.42569
1986	49522765515.66849
1987	52009023638.27777
1988	54930152598.47078
1989	56362052493.07314
1990	58601047407.907845
1991	60472732962.51112
1992	64075162006.69073
1993	68166577780.242905
1994	73648025198.49933
1995	78956955247.59648
1996	84607519935.68547
1997	88960291253.56299
1998	89163469382.84473
1999	85749949202.64725
2000	86977463526.8212
2001	88683912084.09065
2002	90750574170.3537
2003	93916203561.80588
2004	98888236836.4014
2005	103519913133.91455
2006	110054350290.4673
2007	117414892613.32906
2008	121205858219.7819
2009	123099152664.95189
2010	129157621944.22728
2011	137362870476.87784
2012	143315569116.75824
2013	150994517536.83313
2014	159253380841.86667
2015	164988337855.13052
2016	168909146039.59927
2017	173261060761.1882
2018	179608028577.57196
2019	187567086828.87213
2020	178384006971.3322
2021	199270790441.09705
2022	213755897143.06696
2023	217107674644.3026