Year	US Dollars
1960	1100000.02384
1961	31049999.23706
1962	82099998.47412
1963	76449996.94824
1964	300390014.64844
1965	295769989.01367
1966	266019989.01367
1967	244820007.32422
1968	312559997.55859
1969	326649993.89648
1970	353660003.66211
1971	319390014.64844
1972	260869995.11719
1973	292519989.01367
1974	331730010.98633
1975	356899993.89648
1976	394920013.42773
1977	346390014.64844
1978	360109985.35156
1979	383630004.88281
1980	452290008.54492
1981	305029998.7793
1982	360049987.79297
1983	416459991.45508
1984	350929992.67578
1985	324700012.20703
1986	365660003.66211
1987	423869995.11719
1988	736969970.70312
1989	689859985.35156
1990	1001510009.76563
1991	917359985.35156
1992	1026569946.28906
1993	1056939941.40625
1994	2174820068.35938
1995	1462959960.9375
1996	1202209960.9375
1997	608179992.67578
1998	1366670043.94531
1999	620169982.91016
2000	538500000
2001	315859985.35156
2002	1623839965.82031
2003	330040008.54492
2004	188050003.05176
2005	104730003.35693
2006	271350006.10352
2007	180889999.38965
2008	576190002.44141
2009	2336350097.65625
2010	842169982.91016
2011	1342540039.0625
2012	2820959960.9375
2013	1245410034.17969
2014	896090026.85547
2015	699030029.29688
2016	661169982.91016
2017	873559997.55859
2018	970109985.35156
2019	1211660034.17969
2020	1562030029.29688
2021	1474729980.46875