Year	current US$
1970	24229222650.245068
1971	26898860627.96737
1972	30100774929.54218
1973	37447537160.25568
1974	51633936193.548584
1975	57644248162.679985
1976	63861281965.15988
1977	73998023046.96074
1978	88616279772.24734
1979	104830860727.73755
1980	129907505310.87682
1981	146682396422.45264
1982	120688801759.70583
1983	98211459166.1003
1984	108224520744.45934
1985	107069114583.29291
1986	110548429581.34952
1987	120487789450.42288
1988	147156047607.816
1989	154568019619.7027
1990	178686397023.48102
1991	199163429191.77444
1992	230784427233.99423
1993	253345433315.26578
1994	297671157982.9275
1995	331818975257.66785
1996	364397590073.37933
1997	423962161011.68506
1998	443728496317.7841
1999	427742510170.221
2000	493003326752.0651
2001	488140926694.6522
2002	456617669655.21094
2003	479605914955.00165
2004	572395171389.8793
2005	674701009363.1248
2006	792172781493.9392
2007	935602525975.6487
2008	1129940342383.1895
2009	899882710331.6803
2010	1139861881599.9856
2011	1360532359481.758
2012	1422154285451.913
2013	1484477007827.1882
2014	1525123437657.8704
2015	1267646082973.0234
2016	1205155561839.802
2017	1322410004336.491
2018	1441672930395.052
2019	1408779111464.899
2020	1162738449672.2883
2021	1561911604415.4246
2022	1892515884469.604
2023	1816851943657.077