Year	current US$
1960	0
1961	0
1962	0
1963	199999.99739229702
1964	1870000.00476837
1965	639999.993145466
1967	870000.004768372
1968	-140000.000596046
1969	479999.989271164
1970	1019999.98092651
1971	2279999.97138977
1972	0
1973	0
1974	1159999.98524785
1975	-310000.002384186
1976	-300000.011920929
1977	-170000.00178813902
1978	529999.971389771
1979	479999.989271164
1980	11819999.6948242
1981	589999.973773956
1982	0
1983	-250000
1984	-40000.0009685755
1985	-369999.98614192
1986	-649999.976158142
1987	-2000000
1988	-2000000
1989	-1090000.0333786
1990	3089999.94024634
1991	25169999.919831797
1992	416830000.106245
1993	151239996.13896
1994	197690000.96432897
1995	164700002.046302
1996	202590001.33164197
1997	173639999.02829498
1998	143679999.880493
1999	173590000.074357
2000	190470000.5427
2001	203340000.83059102
2002	183919997.680932
2003	207920000.586659
2004	238730004.083365
2005	151040002.61426002
2006	190070000.469685
2007	207329999.923706
2008	208570000.42870602
2009	206900000.527501
2010	196730001.38998002
2011	212379998.36728
2012	180659999.269992
2013	157070001.203567
2014	174989997.39252
2015	132990000.40255502
2016	135420000.59224698
2017	148259998.87473902
2018	156820001.343265
2019	175800003.65525502
2020	181909999.793395
2021	186250000.305474
2022	357549997.5383281