Year	constant 2015 US$
1960	37318897124.32661
1961	38606838041.38545
1962	41739241922.18505
1963	44899586852.67506
1964	47511632893.51232
1965	50738028343.36543
1966	56336583543.51752
1967	61910204009.4522
1968	70500838894.64853
1969	79727397923.43178
1970	86723447713.32129
1971	95670065718.94044
1972	98616078040.41284
1973	109699390557.95888
1974	121797422968.6923
1975	127559114993.77737
1976	140174410507.9568
1977	154997579473.939
1978	175816844650.85846
1979	194386943748.74274
1980	188302161231.35144
1981	197411562377.7303
1982	211963809266.96744
1983	233474969107.89798
1984	252039232416.9229
1985	269254455867.952
1986	296894255063.7626
1987	326621321408.2819
1988	365979738317.92224
1989	412694697611.0844
1990	461907374536.0658
1991	516956812951.91437
1992	541933635585.933
1993	574498929000.1127
1994	634294278495.3391
1995	694234019554.3137
1996	755685406769.9572
1997	772224916607.9036
1998	652698764979.0774
1999	751167621982.3556
2000	825408936272.7435
2001	862804406020.5886
2002	934840764753.6035
2003	954710476346.2655
2004	975195686821.5065
2005	1013509585946.3593
2006	1067298582389.6228
2007	1124617612145.5144
2008	1140879303065.3364
2009	1116833200333.3472
2010	1209837548438.1526
2011	1245864348856.3843
2012	1254628023723.3657
2013	1279457979004.4233
2014	1315704063610.0986
2015	1365664605719.5151
2016	1421045446205.7424
2017	1500527652576.0364
2018	1530520866260.9614
2019	1553580455412.5835
2020	1534155324825.7551
2021	1591249941973.69
2022	1634194097453.2527
2023	1656049215152.7139