Year	current US$
1977	140000.000596046
1980	159999.99642372102
1991	9999.99977648258
1992	0
1993	9999.99977648258
1994	589999.973773956
1995	1000000
1996	1009999.99046326
1997	300000.011920929
1998	360000.01430511504
1999	490000.009536743
2000	259999.990463257
2001	1070000.05245209
2002	589999.973773956
2003	519999.980926514
2004	219999.998807907
2005	319999.99284744303
2006	759999.990463257
2007	460000.00834465
2008	550000.011920929
2009	629999.995231628
2010	639999.985694885
2011	660000.026226044
2012	960910.022258759
2013	1122254.0140152
2014	634571.313858032
2015	887260.7946395869
2016	646709.084510803
2017	540459.752082825
2018	642149.984836578
2019	962256.5507888789
2020	1080389.97650146
2021	1609916.9254303002
2022	1337239.98069763