Year	current US$
1995	3900000.09536743
1996	3299999.95231628
1997	5800000.19073486
1998	4400000.09536743
1999	4199999.80926514
2000	2599999.90463257
2001	3900000.09536743
2002	2700000.04768372
2003	2000000
2004	3299999.95231628
2005	6500000
2006	4300000.19073486
2007	6599999.90463257
2008	6500000
2009	6000000
2010	4000000
2011	1100000.02384186
2012	200000.00298023198
2013	600000.023841858
2014	1200000.04768372
2015	300000.011920929
2016	200000.00298023198
2017	100000.00149011599
2018	100000.00149011599
2019	100000.00149011599
2020	9999.99977648258