Year	current US$
1960	180000.00715255702
1961	150000.005960464
1962	22090000.1525879
1963	47419998.1689453
1964	23510000.2288818
1965	79069999.6948242
1966	52310001.373291
1967	58560001.373291
1968	43250000
1969	34400001.5258789
1970	35130001.0681152
1971	24399999.6185303
1972	24540000.915527303
1973	19579999.9237061
1974	16440000.534057599
1975	20270000.4577637
1976	24280000.6866455
1977	15029999.7329712
1978	20209999.084472697
1979	46000000
1980	70889999.3896484
1981	65010002.1362305
1982	98480003.3569336
1983	61319999.6948242
1984	147270004.272461
1985	167059997.55859402
1986	70239997.8637695
1987	114440002.441406
1988	109550003.05175799
1989	131500000
1990	90910003.6621094
1991	77440002.44140631
1992	79760002.1362305
1993	4110000.1335143996
1994	58650001.5258789
1995	107809997.558594
1996	82709999.0844727
1997	64519996.643066406
1998	107400001.52587901
1999	185490005.493164
2000	61299999.237060495
2001	117290000.915527
2002	161020004.272461
2003	85709999.0844727
2004	104110000.61035201
2005	95000000
2006	75000000
2007	145289993.28613302
2008	178000000
2009	140300003.05175802
2010	193809997.55859402
2011	242619995.117188
2012	260119995.117188
2013	146910003.66210902
2014	166210006.71386698
2015	279959991.455078
2016	176699996.94824198
2017	117709999.084473
2018	89300003.0517578
2019	130919998.168945
2020	374450012.207031
2021	448420013.42773396
2022	367000000