Year	current US$
1999	70000.0002980232
2000	19999.9995529652
2002	9999.99977648258
2004	19999.9995529652
2005	59999.9986588955
2006	50000.0007450581
2007	90000.0035762787
2008	189999.99761581398
2009	150000.005960464
2010	140000.000596046
2011	90000.0035762787
2012	79999.9982118607
2013	29999.999329447703
2014	29999.999329447703
2015	29999.999329447703
2016	9999.99977648258
2018	0
2019	0
2020	29999.999329447703
2021	19999.9995529652