Year	current US$
1976	441160100
1977	727560000
1978	531999900
1979	642319900
1980	475600000
1981	212480200
1982	344078300
1983	373394800
1984	363368500
1985	351645400
1986	601273003.689086
1987	623937500
1988	644632600
1989	702550599.9999995
1990	560629174.9682153
1991	640248865.904366
1992	971425092.823682
1993	1209515221.64366
1994	1584572680.48117
1995	1711413743.596211
1996	1358193729.81154
1997	1562449331.04925
1998	2080338494.46031
1999	1875322600
2000	1852000500
2001	2258833900
2002	1974535700
2003	1961214500
2004	2120605400
2005	2459540000
2006	2794380000
2007	2321890000
2008	2096310000
2009	2161700000.000002
2010	2542764949.664
2011	2496661738.32147
2012	2547581453.35204
2013	2224303067.41284
2014	2617222966.16122
2015	2889056028.1080503
2016	3311842582.7035904
2017	3754758583.9041595
2018	4057004644.25696
2019	4893853718.66197
2020	4558811168.60178
2021	5612293833.69852
2022	5321334876.97901
2023	6144572649.780034