Year	US Dollars adjusted for inflation)
1961	3000000
1964	3000000
1965	0
1966	2000000
1968	4000000
1969	4000000
1970	1000000
1971	24000000
1973	2000000
1974	11000000
1975	34000000
1976	47000000
1977	28000000
1978	77000000
1980	33000000
1981	36000000
1982	5000000
1983	11000000
1984	98000000
1985	2000000
1986	7000000
1987	10000000
1988	22000000
1989	10000000
1990	29000000
2004	6000000
2006	20000000
2007	18000000
2010	27000000
2011	5000000
2012	1000000
2013	2000000
2015	5000000
2016	3000000
2019	26000000
2021	2000000