Year	current US$
1974	500000
1975	1000000
1976	1039999.96185303
1977	810000.002384186
1978	349999.99403953605
1979	100000.00149011599
1980	50000.0007450581
1981	540000.021457672
1982	479999.989271164
1983	569999.992847443
1984	389999.98569488496
1985	769999.980926514
1986	5119999.88555908
1987	1399999.97615814
1988	1320000.05245209
1989	689999.997615814
1990	1049999.95231628
1991	2089999.9141693101
1992	3369999.8855590797
1993	1230000.01907349
1994	500000
1995	9999.99977648258
1997	19999.9995529652
1998	9999.99977648258
1999	29999.999329447703
2000	29999.999329447703
2001	29999.999329447703
2002	119999.997317791
2003	330000.013113022
2004	340000.00357627904
2005	1940000.0572204601
2006	230000.004172325
2007	3730000.01907349
2008	319999.99284744303
2009	2329999.92370605
2010	289999.99165535
2011	129999.995231628
2012	29999.999329447703
2013	70000.0002980232
2014	419999.986886978
2015	9999.99977648258
2017	0
2018	689999.997615814
2019	740000.009536743
2020	910000.026226044
2021	920000.016689301
2022	1289999.96185303