Year	current US$
1962	600000.023841858
1963	289999.99165535
1964	389999.98569488496
1965	910000.026226044
1966	639999.985694885
1967	939999.997615814
1968	1340000.0333786
1969	910000.026226044
1970	1080000.04291534
1971	790000.021457672
1972	2019999.9809265102
1973	3789999.96185303
1974	21409999.8474121
1975	16340000.152587902
1976	38409999.8474121
1977	26840000.1525879
1978	29010000.2288818
1979	9920000.07629395
1980	28620000.8392334
1981	3930000.0667572
1982	3890000.10490417
1983	1590000.0333786
1984	1120000.00476837
1985	-1720000.02861023
1986	-2920000.07629395
1987	-1330000.04291534
1988	11029999.7329712
1989	2559999.94277954
1990	5360000.1335144
1991	1799999.95231628
1992	23520000.4577637
1993	5199999.80926514
1994	11010000.2288818
1995	27100000.3814697
1996	-23819999.6948242
1997	13520000.4577637
1998	4639999.8664856
1999	2220000.02861023
2000	5780000.20980835
2001	600000.023841858
2002	-3930000.0667572
2003	59999.9986588955
2004	-2589999.91416931
2005	2559999.94277954
2006	-25479999.5422363
2007	9380000.11444092
2008	12470000.2670288
2009	13069999.6948242
2010	10229999.5422363
2011	10390000.3433228
2012	7679999.82833862
2013	6099999.90463257
2014	5239999.771118159
2015	5340000.15258789
2016	7480000.01907349
2017	8460000.03814697
2018	10470000.2670288
2019	13979999.5422363
2020	16489999.7711182
2021	30909999.8474121
2022	20049999.237060502