Year	current US$
1960	242160003.66210902
1961	332269989.013672
1962	347390014.64843804
1963	398690002.441406
1964	412760009.765625
1965	431380004.88281304
1966	372700012.207031
1967	435140014.64843804
1968	446329986.57226604
1969	450329986.57226604
1970	464559997.558594
1971	526429992.675781
1972	598239990.234375
1973	786710021.972656
1974	1010859985.35156
1975	1156760009.76563
1976	1040280029.29688
1977	1023309997.55859
1978	1555030029.29688
1979	2196169921.875
1980	2313290039.0625
1981	2236860107.42188
1982	2255979980.46875
1983	2092100097.65625
1984	1860699951.17188
1985	1973170043.94531
1986	2633389892.57813
1987	3080409912.10938
1988	3164969970.70313
1989	3166040039.0625
1990	5333479980.46875
1991	6827729980.46875
1992	8228689453.125
1993	6608490234.375
1994	6105299804.6875
1995	8915770507.8125
1996	5367260253.90625
1997	3900590087.89063
1998	3705060058.59375
1999	3495580078.125
2000	2883330078.125
2001	3066580078.125
2002	3555629882.8125
2003	4442100097.65625
2004	4283250000
2005	7444810058.59375
2006	7028080078.125
2007	7944120117.1875
2008	9054469726.5625
2009	7087979980.46875
2010	8028310058.59375
2011	8728280273.4375
2012	8576750000
2013	9444290039.0625
2014	11581290039.0625
2015	14103720703.125
2016	19630500000
2017	19811199218.75
2018	19449570312.5
2019	18364070312.5
2020	22536160156.25
2021	23633339843.75
2022	11827180004.479362