Year	current US$
1960	90497327605.63113
1961	57070503740.32959
1962	44495185176.477646
1963	60364175291.08436
1964	72596745185.91364
1965	90664585072.43242
1966	105558388357.97052
1967	92669203646.30106
1968	98850492698.55028
1969	114015425211.83362
1970	151821088796.793
1971	161016286559.901
1972	197247579257.4171
1973	276420778589.33923
1974	316138439579.56195
1975	314591991006.66394
1976	334609796637.8528
1977	394705840505.0064
1978	510625675428.25037
1979	578209571482.8506
1980	611088541280.1549
1981	656994981213.5452
1982	625690379144.7238
1983	649464179838.0525
1984	692588983530.0563
1985	739925553356.6221
1986	960974260269.7975
1987	1145150860485.4233
1988	1470103189420.7827
1989	1562886742535.0435
1990	1652522670764.898
1991	1856703652448.6924
1992	1966918703167.196
1993	2145453328663.1787
1994	2349454357389.7583
1995	2707547192018.8643
1996	2657588848689.1323
1997	2463406205453.9834
1998	2051279588590.9844
1999	2213057755107.2534
2000	2429615418973.1904
2001	2224490426565.011
2002	2191522646078.4646
2003	2481206938426.081
2004	2869712704505.4893
2005	3090080303135.1836
2006	3313653454772.802
2007	3773264273651.7773
2008	4542579327105.717
2009	4614243054341.955
2010	5616214452841.901
2011	6689809691952.253
2012	7273770587238.884
2013	7581571470040.621
2014	7885832093716.268
2015	7663502303970.092
2016	7814816817530.353
2017	8501785961859.996
2018	9482273865248.693
2019	9569483017739.863
2020	9604008763137.334
2021	11262751622838.521
2022	11196154608826.186