Year	current US$
1960	1340000.0333786
1961	8420000.07629395
1962	6530000.20980835
1963	11770000.4577637
1964	12729999.5422363
1965	14510000.2288818
1966	20959999.084472697
1967	14539999.961853001
1968	10810000.4196167
1969	12699999.8092651
1970	14090000.1525879
1971	10439999.5803833
1972	15890000.3433228
1973	12319999.6948242
1974	9590000.15258789
1975	16879999.1607666
1976	17170000.0762939
1977	25879999.1607666
1978	33669998.1689453
1979	37169998.1689453
1980	84160003.6621094
1981	118260002.13623
1982	186860000.61035198
1983	250110000.61035198
1984	237850006.10351598
1985	325480010.986328
1986	328880004.88281304
1987	421459991.455078
1988	397200012.207031
1989	380959991.455078
1990	328480010.986328
1991	272220001.220703
1992	362750000
1993	341100006.10351604
1994	273380004.88281304
1995	279190002.441406
1996	274070007.324219
1997	265940002.441406
1998	187470001.220703
1999	197940002.44140598
2000	192449996.94824198
2001	252949996.94824198
2002	249460006.71386698
2003	211419998.168945
2004	237339996.33789098
2005	218490005.493164
2006	178240005.493164
2007	108370002.746582
2008	244149993.89648402
2009	293260009.765625
2010	302420013.42773396
2011	297390014.64843804
2012	219910003.66210902
2013	169139999.38964802
2014	98069999.6948242
2015	89699996.9482422
2016	128970001.220703
2017	151619995.117188
2018	253460006.71386698
2019	302950012.207031
2020	342769989.013672
2021	213240005.493164
2022	707969970.703125