Year	current US$
1961	1000000
1962	2000000
1963	2000000
1964	6000000
1965	2630000.1144409203
1966	5530000.20980835
1967	100000.00149011599
1968	1190000.0572204601
1969	4000000
1970	3000000
1971	3000000
1972	2000000
1973	1000000
1974	1000000
1975	1000000
1976	1000000
1977	1000000
1978	-1000000
1979	2000000
1980	1000000
1987	1000000
1988	3000000
1989	6000000
1990	17000000
1991	19000000
1992	20000000
1993	21000000
1994	23000000
1995	9000000
1996	14000000
1997	10000000
1998	20809999.4659424
1999	13840000.1525879
2000	10000000
2001	1950000.04768372
2002	53060001.373291
2003	62590000.1525879
2004	31750000
2005	23770000.4577637
2006	30920000.0762939
2007	37029998.779296905
2008	88819999.6948242
2009	230660003.66210902
2010	75930000.3051758
2011	73540000.9155273
2012	139309997.55859402
2013	257029998.779297
2014	112319999.69482401
2015	69290000.9155273
2016	145880004.882813
2017	153440002.44140598
2018	184270004.272461
2019	72779998.7792969
2020	195029998.779297
2021	188169998.168945
2022	185860000.61035198