Year	current US$
1976	428700000
1977	506400000
1978	565200000
1979	642000000
1980	731000000
1981	774000000
1982	774600000
1983	875200000
1984	899300000
1985	1103800000
1986	1204700000
1987	1247500000
1988	1256600000
1989	1442000000
1990	1465100000
1991	1313100000
1992	1361200000
1993	1433800000
1994	1489900000
1995	1522600000
1996	1558300000
1997	1573100000
1998	1516700000
1999	1777900000
2000	1945800000
2001	1776100000
2002	2035478178
2003	2028170000
2004	2210790000
2005	2459725945
2006	2403190000
2007	2566460000
2008	2493364562.6
2009	2311237000
2010	2456173000
2011	2445677000
2012	2647885000
2013	2630680000
2014	2679470756.3
2015	2850185457.41
2016	3363395579.37
2017	3161711635.34
2018	4071897583.2299995
2019	4414387518.25
2020	1221829255.25
2021	2648223984.757
2022	3860350559.84