Year	current US$
1960	9999.99977648258
1964	39999.9991059303
1965	129999.995231628
1967	400000.00596046395
1968	119999.997317791
1969	209999.993443489
1970	180000.00715255702
1971	5280000.20980835
1972	150000.005960464
1973	2400000.09536743
1974	-219999.998807907
1975	-39999.9991059303
1976	39999.9991059303
1977	-9999.99977648258
1978	-70000.0002980232
1979	-129999.995231628
1980	-140000.000596046
1981	1399999.97615814
1982	860000.014305115
1983	1289999.96185303
1984	2269999.98092651
1985	6440000.05722046
1986	31709999.084472697
1987	33069999.694824196
1988	37599998.4741211
1989	56040000.9155273
1990	53520000.4577637
1991	18430000.3051758
1992	20299999.237060502
1993	6360000.1335144
1994	22139999.3896484
1995	16870000.8392334
1996	15529999.7329712
1997	18270000.4577637
1998	4829999.92370605
1999	-2789999.96185303
2000	-2730000.01907349
2001	1100000.02384186
2002	-3130000.1144409203
2003	-8300000.19073486
2004	-100000.00149011599
2005	-10460000.038146999
2006	-7880000.11444092
2007	-3109999.89509583
2008	-14569999.6948242
2009	2960000.03814697
2010	6690000.05722046
2011	27540000.915527303
2012	-2259999.99046326
2013	4199999.80926514
2014	7480000.01907349
2015	11260000.2288818
2016	6639999.8664856
2017	13800000.1907349
2018	15210000.038146999
2019	16170000.076293899
2020	9260000.22888184
2021	12180000.3051758
2022	21500000