Year	current US$
1960	5319999.88853931
1961	13350000.426173199
1962	59189998.345449604
1963	54089999.3572384
1964	41429999.865591496
1965	61750000.694766596
1966	75779999.81492761
1967	65659999.7598678
1968	55510000.0314415
1969	78749999.9143183
1970	80999999.08916649
1971	79450000.6567687
1972	83649999.6911734
1973	147750001.899898
1974	201460001.11475602
1975	293999998.11314
1976	220690001.59576502
1977	276560001.87993103
1978	489759997.723624
1979	670340004.429221
1980	649990000.601858
1981	642199997.387826
1982	672880001.2394791
1983	665019998.177886
1984	566330000.8960071
1985	594089997.261763
1986	786679995.149374
1987	957480008.948594
1988	980650004.863739
1989	1028730000.3469
1990	1403839996.90413
1991	1402280010.16378
1992	1304870008.0514
1993	1324990000.5348
1994	1202169990.1782
1995	1297220002.85238
1996	1251330003.28951
1997	952250008.232892
1998	1037700003.03537
1999	935899995.546788
2000	790130001.800135
2001	684119997.387752
2002	935329995.648935
2003	1932400010.38462
2004	1246619994.26037
2005	2444059995.76859
2006	3191610044.35644
2007	2059300025.26939
2008	2353480022.8737297
2009	1781079992.98163
2010	1735519996.3971999
2011	2210620012.9278
2012	2556749995.37319
2013	1970050010.9586902
2014	2242150019.63824
2015	2223740033.03424
2016	2711330011.40505
2017	2938220002.51338
2018	3604499959.63089
2019	3895490016.29464
2020	4750680013.65475
2021	4915790015.91913
2022	2456410013.2845335