Year current US$ 1996 50000.0007450581 1997 39999.9991059303 1998 170000.00178813902 1999 50000.0007450581 2000 50000.0007450581 2001 90000.0035762787 2002 159999.99642372102 2003 600000.023841858 2004 270000.010728836 2005 400000.00596046395 2006 330000.013113022 2007 509999.99046325695 2008 7719999.79019165 2009 790000.021457672 2010 579999.983310699 2011 519999.980926514 2012 449999.988079071 2013 39999.9991059303 2014 90000.0035762787 2015 39999.9991059303 2016 0 2017 0 2018 19999.9995529652 2019 19999.9995529652 2021 9999.99977648258