Year	current US$
1960	11891379000
1961	12037943000
1962	12693228000
1963	14002566000
1964	18027184000
1965	19036619000
1966	20453517000
1967	21641066000
1968	23742686000
1969	23320890636
1970	25563931455
1971	24099691545
1972	31756017000
1973	47642041000
1974	99211150182
1975	92887293727
1976	112453793182
1977	131593390182
1978	131311526182
1979	189674164752
1980	273715906425
1981	293115037928.728
1982	250368427878.344
1983	218008155314.022
1984	214427135633.333
1985	194512415871.371
1986	156796767722.22598
1987	178282609022.90698
1988	194164152515.93604
1989	222235212930.26898
1990	279434845888.86096
1991	296196095686.07404
1992	311939728676.6209
1993	317585257466.22394
1994	360891791126.03296
1995	430157258744.13
1996	500377726228.64996
1997	535404633031.97
1998	491014967831.897
1999	545791668015.69006
2000	749472976006
2001	712770407844
2002	737558514391
2003	852733607174
2004	1027109409929
2005	1256387698934
2006	1470824102222
2007	1689042543409
2008	2102913442284
2009	1460290594989
2010	1933437175805
2011	2384154116363
2012	2472210140754
2013	2405325655687
2014	2363680324515
2015	1882116648750
2016	1778000267729
2017	1990102904741
2018	2217148858831
2019	2146001077614
2020	1838414908804