Year	constant 2015 US$
1965	1336283662.587421
1966	1350966794.257117
1967	1470343517.0198426
1968	1516057732.0168967
1969	1547027124.3798513
1970	1555087097.5831063
1971	1575150922.8258467
1972	1609388399.753358
1973	1620118179.6139257
1974	1749114002.47034
1975	1781655546.3127294
1976	1940495343.6654692
1977	1928748232.3920972
1978	2042614882.2506683
1979	2123274278.747517
1980	2147417631.424134
1981	2230253764.3919663
1982	2442767767.1137953
1983	2449968917.8747644
1984	2414133316.3955865
1985	2619644165.37498
1986	2830930837.1177554
1987	2821039872.9907455
1988	2980384238.4875655
1989	3046220770.8095713
1990	3034719622.5999312
1991	3308142340.830985
1992	3313644922.3332653
1993	3420315311.7600045
1994	3461193868.841527
1995	3670520805.326253
1996	4102098252.1156077
1997	4346338110.16135
1998	4663416711.896108
1999	5018565010.297975
2000	5101817068.261718
2001	5426385025.898182
2002	5632125357.585346
2003	6059827345.894564
2004	6350126980.564281
2005	6887087794.688239
2006	7370226631.417917
2007	7672541828.947371
2008	8110468746.8135195
2009	8283002663.974936
2010	8824216304.133362
2011	9297989759.203045
2012	10049690947.855217
2013	10620570121.05348
2014	10894961208.122236
2015	11293125664.776682
2016	11967829046.725693
2017	12803849041.211634
2018	13734125035.368296
2019	14328636027.380297
2020	14755045624.594744
2021	15584643708.041721