Year	constant 2015 US$
1960	288837284903.47546
1961	250340227711.34268
1962	248737317499.08545
1963	264754561619.04333
1964	293307936719.01526
1965	324931807360.2371
1966	350933740305.3643
1967	345948479515.3694
1968	352084271845.8788
1969	392167362415.9557
1970	444881285491.79724
1971	475015646845.82886
1972	498309720211.53796
1973	539505134657.7927
1974	560327090445.3442
1975	598597317092.8575
1976	615529058124.9698
1977	661159951676.7302
1978	722030495702.8038
1979	772594560270.3702
1980	830528188217.354
1981	876809517237.9492
1982	933016636967.326
1983	1005087003892.3403
1984	1104978494053.0425
1985	1192161661158.605
1986	1277091703724.0205
1987	1394310381431.107
1988	1530105096392.3638
1989	1618092371517.3672
1990	1701452842983.7808
1991	1837628531111.6511
1992	2043105964826.7383
1993	2273292642066.8594
1994	2521882969438.618
1995	2770894461502.437
1996	3022019742641.237
1997	3243915434537.2817
1998	3337786126760.745
1999	3550700421832.519
2000	3822207502176.9316
2001	4088976459238.081
2002	4418553311456.909
2003	4813781779915.08
2004	5252860524732.025
2005	5776936189996.922
2006	6416934589465.55
2007	7218197445879.586
2008	7840094823908.57
2009	8466123762433.247
2010	9306085900640.408
2011	10110406991550.217
2012	10876806724051.344
2013	11670675250244.248
2014	12485793949796.52
2015	13323235973753.027
2016	14197868027071.924
2017	15150217910078.49
2018	16138768378948.492
2019	17071894504491.424
2020	17284768538758.896
2021	18599059076024.594
2022	19233959880188.605
2023	20208837394482.098