Year	current US$
1960	65761832421.9873
1961	70412223932.06656
1962	76752006565.10048
1963	85085955611.514
1964	95321611151.74
1965	103343076325.45103
1966	111469681091.12407
1967	116106108532.31877
1968	126313791525.84875
1969	147194285925.17548
1970	172138654118.16458
1971	191006639588.74005
1972	227412366127.24103
1973	315912474839.61914
1974	435401335461.1507
1975	452349380556.76746
1976	509777311379.4135
1977	570811987335.0176
1978	659272097289.584
1979	853797484744.0963
1980	1017138697787.004
1981	910103697965.5139
1982	861861283921.593
1983	827856003294.7168
1984	841516156342.9623
1985	878280659921.621
1986	1035810011028.4247
1987	1260751234847.89
1988	1412884391337.1907
1989	1516338360169.7942
1990	1824809856730.451
1991	1846676930952.1262
1992	1930491196788.0996
1993	1713062462384.1836
1994	1948142070759.9949
1995	2367494767794.4956
1996	2464629381669.496
1997	2475763993892.864
1998	2604011482879.616
1999	2597596790516.2314
2000	2784676606555.2476
2001	2756329048704.809
2002	2897232938505.791
2003	3500896770028.5674
2004	4240397798662.6304
2005	4739450451078.432
2006	5471775925639.562
2007	6452842443947.88
2008	7355152185227.222
2009	5518793215542.166
2010	6232037978023.706
2011	7380664607008.019
2012	7117305643482.302
2013	7224410681888.019
2014	7225791702814.151
2015	6175469137202.225
2016	6187676068975.087
2017	6857284649690.406
2018	7531405830281.018
2019	7345418772541.353
2020	6877624823826.255
2021	8516271210957.775
2022	9758606807901.371
2023	9336972490895.512