Year	US Dollars adjusted for inflation)
1977	1000000
1979	19000000
1980	6000000
1982	2000000
1983	15000000
1986	10000000
1988	1000000
1990	0
2005	15000000
2011	7000000
2013	10000000
2014	16000000
2016	8000000
2018	10000000