Year	current US$
1960	88290000.9155273
1961	91790000.9155273
1962	81730003.3569336
1963	82650001.5258789
1964	75550003.0517578
1965	68949996.9482422
1966	76919998.1689453
1967	53500000
1968	45729999.5422363
1969	48529998.779296905
1970	80080001.8310547
1971	64309997.55859381
1972	109290000.915527
1973	205380004.882813
1974	311420013.42773396
1975	491679992.675781
1976	573200012.207031
1977	441000000
1978	472140014.64843804
1979	1461290039.0625
1980	1576130004.88281
1981	1248989990.23438
1982	904000000
1983	854169982.910156
1984	701359985.351563
1985	607419982.910156
1986	632919982.910156
1987	646489990.234375
1988	475679992.675781
1989	338470001.220703
1990	951659973.144531
1991	939309997.558594
1992	425269989.013672
1993	310839996.33789104
1994	373809997.558594
1995	540489990.234375
1996	509079986.57226604
1997	475570007.324219
1998	413910003.66210896
1999	435200012.207031
2000	554179992.675781
2001	450309997.558594
2002	562719970.703125
2003	1321219970.70313
2004	604630004.882813
2005	709849975.585938
2006	573570007.324219
2007	634059997.558594
2008	736630004.882813
2009	732030029.296875
2010	954750000
2011	974099975.585938
2012	1157500000
2013	1400329956.05469
2014	2697159912.10938
2015	2141050048.82813
2016	2727969970.70313
2017	2979659912.10938
2018	2526100097.65625
2019	2689850097.65625
2020	3114459960.9375
2021	3447149902.34375
2022	1985739990.23438