Year	current US$
1960	10772203000
1961	10867317000
1962	9544553000
1963	10374659000
1964	12716053000
1965	12721733000
1966	13330559000
1967	13460937000
1968	13982323000
1969	14306522000
1970	14645851000
1971	16059805000
1972	16950226000
1973	27794159000
1974	42158931000
1975	57587949000
1976	60855309000
1977	74366996000
1978	81358927000
1979	82836818467.9
1980	95419283430.5
1981	132219287713.6
1982	124848432387.32
1983	123685060510.45001
1984	113606327182.203
1985	102809565072.12999
1986	99372285181.03
1987	105533215830.01999
1988	113403431348.94998
1989	128201426934.39998
1990	156558093088.03003
1991	165843781962.10007
1992	189880220682.89005
1993	183106890265.86996
1994	202232301945.27
1995	259179027684.87
1996	279021345377.67004
1997	291167090698.15
1998	265301922377.75003
1999	271113982372.56
2000	296159072728
2001	299547454716
2002	322386213602
2003	379594136695
2004	485481763621
2005	593628973819
2006	687772273321
2007	867080419832
2008	1182607074005
2009	957147957047
2010	1202380091368
2011	1511083435631
2012	1579230487833
2013	1584615734142
2014	1599234337010
2015	1433474729154
2016	1380580827792
2017	1599343520768
2018	1774251944619
2019	1734695099938
2020	1505420074704