Year	constant 2015 US$
1960	19466593175.192318
1961	19505569844.283783
1962	20617362370.698776
1963	22081222595.684254
1964	24223148490.551468
1965	26960330668.16419
1966	28119661850.959675
1967	28822647018.92718
1968	31214917886.71376
1969	35241651724.508965
1970	38906733331.9568
1971	37622804658.732475
1972	39127686167.561584
1973	41827552999.6664
1974	45968532976.66459
1975	44359628639.50509
1976	48351986250.67914
1977	46514589279.44603
1978	43956316227.6625
1979	49055226906.573746
1980	49251388047.33425
1981	47354951076.433105
1982	49597193861.29498
1983	50102101076.99131
1984	52759157498.427444
1985	56912277716.36478
1986	58941107464.090706
1987	63266619553.87625
1988	66442256833.73403
1989	71563914592.7374
1990	72372839519.10185
1991	68826732415.12468
1992	69957693886.53754
1993	68048349855.24827
1994	76804650235.94109
1995	82348441864.49286
1996	85174458439.19803
1997	95665824162.45956
1998	106121623120.92638
1999	111861743291.14496
2000	125560401307.71097
2001	123753372544.3743
2002	122476881355.89207
2003	126329828986.10324
2004	134966625037.08583
2005	144198215951.31863
2006	156209586646.0235
2007	168747938239.10336
2008	173904407799.0407
2009	148626870947.67352
2010	165694294369.71204
2011	177432038087.26294
2012	179231005050.57947
2013	178872847729.0967
2014	190291320454.67374
2015	201824555274.65503
2016	210845709497.18582
2017	220816140672.08746
2018	229259809190.23477
2019	234140873434.7784
2020	219978069137.64142
2021	245453238645.38455
2022	268989189580.63733
2023	266498330486.181