Year	current US$
1974	29999.999329447703
1975	29999.999329447703
1980	19999.9995529652
1982	1230000.01907349
1983	259999.990463257
1984	529999.971389771
1985	289999.99165535
1986	1009999.99046326
1987	1559999.9427795399
1988	939999.997615814
1989	2630000.1144409203
1990	1960000.03814697
1991	1769999.98092651
1992	4840000.15258789
1993	3579999.92370605
1994	2029999.97138977
1995	2119999.8855590797
1996	3269999.98092651
1997	2250000
1998	2119999.8855590797
1999	1659999.9666214
2000	1240000.0095367401
2001	2569999.9332428
2002	1669999.95708466
2003	1139999.98569489
2004	1080000.04291534
2005	2109999.89509583
2006	479999.989271164
2007	689999.997615814
2008	589999.973773956
2009	509999.99046325695
2010	1129999.99523163
2011	2099999.90463257
2012	620000.004768372
2013	2259999.99046326
2014	2349999.90463257
2015	1179999.94754791
2016	850000.023841858
2017	720000.028610229
2018	540000.021457672
2019	529999.971389771
2020	699999.988079071
2021	680000.007152557
2022	610000.014305115