Year	current US$
1973	9999.99977648258
1974	200000.00298023198
1975	1019999.98092651
1976	1429999.94754791
1977	1539999.96185303
1978	1419999.95708466
1979	2339999.91416931
1980	3289999.96185303
1981	4780000.20980835
1982	4230000.01907349
1983	4460000.03814697
1984	5190000.05722046
1985	6199999.80926514
1986	6849999.90463257
1987	4389999.8664856
1988	7659999.84741211
1989	9960000.03814697
1990	9989999.77111816
1991	6570000.17166138
1992	4869999.88555908
1993	4300000.19073486
1994	2980000.01907349
1995	1559999.9427795399
1996	2349999.90463257
1997	3049999.95231628
1998	3130000.1144409203
1999	3859999.89509583
2000	3390000.10490417
2001	1419999.95708466
2002	1120000.00476837
2003	1210000.03814697
2004	1639999.98569489
2005	1919999.95708466
2006	2309999.94277954
2007	1990000.0095367401
2008	1679999.94754791
2009	1659999.9666214
2010	1450000.04768372
2011	1330000.04291534
2012	1281253.0994415302
2013	1147760.9872818
2014	1231027.9607772802
2015	686211.228370667
2016	858461.1415863041
2017	534287.929534912
2018	512182.593345642
2019	870334.386825562
2020	493974.357843399
2021	1411222.69630432
2022	815213.38224411
