Year	US Dollars
1960	3217100097.65625
1961	3846669921.875
1962	3254949951.17188
1963	2192239990.23438
1964	1691989990.23438
1965	1074479980.46875
1966	891000000
1967	751580017.08984
1968	805580017.08984
1969	863460021.97266
1970	804679992.67578
1971	769419982.91016
1972	595409973.14453
1973	569650024.41406
1974	539929992.67578
1975	838179992.67578
1976	497049987.79297
1977	409920013.42773
1978	515380004.88281
1979	256380004.88281
1980	450230010.98633
1981	442600006.10352
1982	381940002.44141
1983	247990005.49316
1984	370600006.10352
1985	524969970.70312
1986	364250000
1987	386320007.32422
1988	292880004.88281
1989	278450012.20703
1990	471670013.42773
1991	293730010.98633
1992	489040008.54492
1993	461769989.01367
1994	417450012.20703
1995	366640014.64844
1996	383600006.10352
1997	347130004.88281
1998	595619995.11719
1999	200009994.50684
2000	316529998.7793
2001	329269989.01367
2002	288380004.88281
2003	304989990.23438
2004	361420013.42773
2005	387279998.7793
2006	256500000
2007	381100006.10352
2008	292470001.2207
2009	283380004.88281
2010	194899993.89648
2011	179100006.10352
2012	144520004.27246
2013	193850006.10352
2014	148350006.10352
2015	76519996.64307
2016	156119995.11719
2017	184550003.05176
2018	145139999.38965
2019	178669998.16895
2020	209619995.11719
2021	202830001.83105