Year current US$ 2001 70000.0002980232 2002 109999.999403954 2004 29999.999329447703 2005 59999.9986588955 2006 219999.998807907 2007 39999.9991059303 2008 90000.0035762787 2009 70000.0002980232 2010 39999.9991059303 2011 100000.00149011599 2012 79999.9982118607 2013 90000.0035762787 2014 100000.00149011599 2015 59999.9986588955 2016 50000.0007450581 2017 79999.9982118607 2018 100000.00149011599 2019 90000.0035762787 2020 70000.0002980232 2021 90000.0035762787 2022 79999.9982118607