Year	constant 2015 US$
1960	2164725718875.9958
1961	2190011249717.0356
1962	2267727432615.414
1963	2375653631201.71
1964	2558075246783.8545
1965	2709590983612.9683
1966	2845878514529.5547
1967	2936652130855.0176
1968	3113728923294.0107
1969	3364273365018.34
1970	3625889323850.516
1971	3848952825692.701
1972	4079333065243.1904
1973	4350894931751.0933
1974	4610535960218.375
1975	4794933007973.305
1976	5092119809088.462
1977	5325026111270.985
1978	5523890650002.44
1979	5781230255286.386
1980	6063213511362.828
1981	6176028057141.917
1982	6331421957389.869
1983	6420719821553.457
1984	6712214108547.591
1985	7008910610736.91
1986	7271984787188.587
1987	7616500877939.366
1988	7929143718667.755
1989	8174547492398.844
1990	8348125114487.842
1991	8448745362930.485
1992	8585119172955.84
1993	8881507745339.316
1994	9181792334021.336
1995	9544588389206.637
1996	10062263349555.059
1997	10587318882827.059
1998	10876206056599.074
1999	11275853142457.5
2000	11921363640663.225
2001	12357349960384.162
2002	12931568213697.734
2003	13688675403143.535
2004	14723122551640.379
2005	15768606449217.383
2006	17047820219477.92
2007	18531331006244.457
2008	19612792631019.293
2009	20195241434918.58
2010	21746862244629.82
2011	23095920572871.06
2012	24316455040468.8
2013	25586565149927.01
2014	26826569078779.78
2015	27987288576613.133
2016	29234112352656.18
2017	30737452731230.4
2018	32240518632986.41
2019	33523407253634.96
2020	33069019254697.27
2021	35511715029236.83
2022	36809151895056.6
2023	38415216612246.99