Year	current US$
1960	14000000
1961	11000000
1962	13000000
1963	-3000000
1965	-1620000.00476837
1966	-779999.971389771
1967	-189999.99761581398
1968	70000.0002980232
1972	-2000000
1975	18000000
1976	19000000
1977	40000000
1978	18000000
1979	76000000
1980	19000000
1981	16000000
1982	26000000
1983	24000000
1984	1000000
2001	19999.9995529652
2003	50000.0007450581
2004	29999.999329447703
2005	360000.01430511504
2006	639999.985694885
2007	2450000.04768372
2008	16180000.3051758
2009	18620000.8392334
2010	6809999.94277954
2011	16049999.2370605
2012	150820007.32421902
2013	765719970.703125
2014	644270019.53125
2015	710849975.585938
2016	637280029.296875
2017	627380004.882813
2018	694530029.296875
2019	573070007.324219
2020	690140014.648438
2021	801619995.117188
2022	649809997.558594