Year	current US$
1976	209999.993443489
1984	50000.0007450581
1989	59999.9986588955
1991	5639999.8664856
1993	129999.995231628
1994	170000.00178813902
1995	70000.0002980232
1996	50000.0007450581
2000	219999.998807907
2002	129999.995231628
2003	189999.99761581398
2004	209999.993443489
2005	9999.99977648258
2006	13069999.6948242
2007	500000
2008	550000.011920929
2009	1340000.0333786
2010	949999.988079071
2011	1639999.98569489
2012	889999.985694885
2013	1289999.96185303
2014	1019999.98092651
2015	1139999.98569489
2016	810000.002384186
2017	2109999.89509583
2018	730000.019073486
2019	649999.976158142
2020	910000.026226044
2021	4650000.09536743
2022	4670000.07629395
