Year	current US$
1960	1940780029.29688
1961	2444000000
1962	2512000000
1963	2695000000
1964	2652000000
1965	2668989990.23438
1966	2724570068.35938
1967	2555630126.95313
1968	2344109863.28125
1969	2071000000
1970	1991000000
1971	2075000000
1972	1859000000
1973	1569000000
1974	1714000000
1975	1614000000
1976	1307000000
1977	1291000000
1978	1698000000
1979	1797000000
1980	2359000000
1981	2325000000
1982	2741000000
1983	3150000000
1984	3610000000
1985	3922000000
1986	3761000000
1987	3437000000
1988	3067000000
1989	3142000000
1990	4670000000
1991	5779000000
1992	3372000000
1993	4157000000
1994	3529000000
1995	3172000000
1996	2851000000
1997	2480000000
1998	3316439941.40625
1999	5352979980.46875
2000	4703580078.125
2001	5608089843.75
2002	6882299804.6875
2003	8314469726.5625
2004	9114589843.75
2005	16683130859.375
2006	11881229492.1875
2007	9777830078.125
2008	11237490234.375
2009	11794000000
2010	11673070312.5
2011	12000549804.6875
2012	10128990234.375
2013	11052650390.625
2014	10412709960.9375
2015	9572410156.25
2016	10325450195.3125
2017	11217860351.5625
2018	11665389648.4375
2019	10155589843.75
2020	11594209960.9375
2021	12808410156.25
2022	19443559809.85612