Year	current US$
1960	20600000.3814697
1961	21229999.5422363
1962	28770000.4577637
1963	19590000.1525879
1964	22489999.7711182
1965	20120000.8392334
1966	23579999.9237061
1967	21579999.9237061
1968	22219999.3133545
1969	27500000
1970	32900001.5258789
1971	31760000.2288818
1972	40830001.8310547
1973	22149999.6185303
1974	17530000.6866455
1975	51840000.1525879
1976	20940000.5340576
1977	16719999.3133545
1978	39490001.6784668
1979	47259998.3215332
1980	113349998.47412099
1981	135660003.66210902
1982	131350006.103516
1983	136710006.71386698
1984	162070007.32421902
1985	179479995.727539
1986	191559997.55859402
1987	298950012.207031
1988	391589996.33789104
1989	516500000
1990	663099975.585938
1991	663280029.296875
1992	724950012.207031
1993	609989990.234375
1994	751969970.703125
1995	833960021.972656
1996	674880004.882813
1997	813440002.441406
1998	658099975.585938
1999	607679992.675781
2000	855929992.675781
2001	828940002.441406
2002	732979980.46875
2003	1003710021.97266
2004	1222239990.23438
2005	1195329956.05469
2006	1589229980.46875
2007	1364069946.28906
2008	1463030029.29688
2009	1391099975.58594
2010	1690140014.64844
2011	1572920043.94531
2012	1642500000
2013	1697089965.82031
2014	1633680053.71094
2015	1638160034.17969
2016	1762599975.58594
2017	2011810058.59375
2018	1945589965.82031
2019	2029569946.28906
2020	3086120117.1875
2021	2564060058.59375
2022	2113840087.89063
