Year	current US$
1997	9999.99977648258
1998	9999.99977648258
2002	19999.9995529652
2003	29999.999329447703
2004	119999.997317791
2005	319999.99284744303
2006	219999.998807907
2007	349999.99403953605
2008	550000.011920929
2009	610000.014305115
2010	629999.995231628
2011	519999.980926514
2012	340000.00357627904
2013	90000.0035762787
2014	140000.000596046
2015	70000.0002980232
2016	59999.9986588955
2017	50000.0007450581
2019	0