Year	current US$
1970	231398000000
1971	250190000000
1972	282796000000
1973	339039000000
1974	350513000000
1975	352402000000
1976	402120000000
1977	462336000000
1978	550944000000
1979	618005000000
1980	634404000000
1981	749382000000
1982	728616000000
1983	719373000000
1984	884683000000
1985	883662000000
1986	868345000000
1987	952659000000
1988	1080532000000
1989	1114176000000
1990	1118642000000
1991	1158602000000
1992	1153317050000
1993	1169453200000
1994	1301624600000
1995	1433135700000
1996	1586459100000
1997	1788218700000
1998	1938581900000
1999	2015429000000
2000	2133565000000
2001	2080119000000
2002	2008864000000
2003	1996712000000
2004	2166495000000
2005	2363023000000
2006	2652558000000
2007	2522561000000
2008	2224165000000
2009	2011445000000
2010	2315021000000
2011	2548579000000
2012	2987365000000
2013	3133615000000
2014	3461172000000
2015	3603831000000
2016	3489946000000
2017	3722192000000
2018	3972681000000
2019	4198564000000
2020	3969842000000
2021	4228564000000
2022	4675220000000
