Year	constant 2015 US$
1960	743099790.4008963
1961	712272356.6061541
1962	825255138.5133789
1963	770565749.1391646
1964	625210313.3015995
1965	663907990.3299067
1966	728329123.3419756
1967	795366970.5768756
1968	866735308.0385611
1969	980792434.5482455
1970	1008055336.4402094
1971	1011780895.6663076
1972	961571109.6410843
1973	934989888.1264044
1974	973200535.6187605
1975	868483365.6805701
1976	1019869691.766954
1977	1070636239.4592742
1978	1206307296.9052324
1979	1409109323.9164436
1980	1525869927.7535424
1981	1551256271.5363836
1982	1508210123.0901134
1983	1730655742.5156994
1984	1498279781.2833176
1985	1464401890.0991914
1986	1648717266.1370664
1987	1565384583.1303341
1988	1728794607.531522
1989	1738787079.6647348
1990	1717979382.4585605
1991	1911083362.3870482
1992	1934901534.3159482
1993	1840950104.5723119
1994	1443756901.4003408
1995	1466853337.1774943
1996	1581714943.0030422
1997	1737687882.8123991
1998	1976976401.740889
1999	2295288701.0131984
2000	2566384982.3844986
2001	2679916671.634597
2002	3044541195.147543
2003	2909604727.0096045
2004	3105752319.87599
2005	3376295839.7851167
2006	3721051032.91626
2007	3817794316.2154455
2008	4118827456.4587483
2009	4525186097.0794735
2010	4777250337.540019
2011	5206214540.4516735
2012	5549475648.17939
2013	5781409845.368944
2014	6151821442.965463
2015	6890340838.685766
2016	7180821374.053698
2017	7115077856.020898
2018	7801927216.015169
2019	7958817464.221066
2020	8060041750.303178
2021	8542978534.986245
2022	9575549480.59995
2023	10438535997.962477