Year	constant 2015 US$
1960	8666987892944.618
1961	9049100473840.57
1962	9554230747485.79
1963	10033301631147.047
1964	10673034615441.25
1965	11258887474780.299
1966	11878806408565.357
1967	12327126313296.244
1968	13047629339613.125
1969	13775099710073.555
1970	14143796656681.72
1971	14670337822678.723
1972	15448381756828.248
1973	16385811827721.527
1974	16532632527879.824
1975	16523811915869.564
1976	17307472338721.998
1977	17960236510910.164
1978	18731371694318.824
1979	19445348715065.703
1980	19654898932742.52
1981	20038404492376.895
1982	20078286287443.48
1983	20710486278534.355
1984	21702901694305.32
1985	22511449371841.32
1986	23227971355387.86
1987	24047728648520.004
1988	25170058767525.008
1989	26127439439526.484
1990	26834765340709.03
1991	27110555679040.95
1992	27626516044900.043
1993	27945591822006.938
1994	28822360810237.055
1995	29600276726514.344
1996	30465281318046.273
1997	31509215545031.68
1998	32404238174754.883
1999	33547607771236.05
2000	34901244700851.668
2001	35436275159472.39
2002	35978273239184.4
2003	36704235091977.96
2004	37881904100493.77
2005	38930167213121.86
2006	40067144020573.97
2007	41085573991936.03
2008	41231730738373.93
2009	39833378782171.914
2010	40992523059900.195
2011	41675686983478.83
2012	42199286523206.42
2013	42836122033632.57
2014	43697758580739.586
2015	44669765037594.52
2016	45472894597029.89
2017	46593840783783.805
2018	47642465808422.336
2019	48485073083213.86
2020	46485670457136.65
2021	49017390801235.914
2022	50200294630168.68
2023	51048338671861.05