Year	current US$
1960	2574000000
1961	3195000000
1962	3337000000
1963	3518000000
1964	3279000000
1965	3426510009.76563
1966	3423640136.71875
1967	3141719970.70313
1968	2962879882.8125
1969	2743000000
1970	2640000000
1971	2863000000
1972	2712000000
1973	2342000000
1974	2544000000
1975	2931000000
1976	2860000000
1977	2914000000
1978	3499000000
1979	4079000000
1980	4369000000
1981	4318000000
1982	4862000000
1983	5564000000
1984	6457000000
1985	8182000000
1986	7602000000
1987	7102000000
1988	6731000000
1989	6791000000
1990	8673000000
1991	11128000000
1992	8401000000
1993	8938000000
1994	9616000000
1995	6877000000
1996	8530000000
1997	7453000000
1998	8696679687.5
1999	10290030273.4375
2000	9755209960.9375
2001	9468049804.6875
2002	12774810546.875
2003	15892169921.875
2004	17650419921.875
2005	25529029296.875
2006	21118160156.25
2007	18873519531.25
2008	23426109375
2009	25137070312.5
2010	25884669921.875
2011	27256460937.5
2012	25371619140.625
2013	26298320312.5
2014	27436560546.875
2015	26563128906.25
2016	28458939453.125
2017	29919121093.75
2018	29854939453.125
2019	28770839843.75
2020	29319839843.75
2021	37859031250
2022	29466009818.725296