Year current US$ 2005 9999.99977648258 2007 180000.00715255702 2008 70000.0002980232 2009 39999.9991059303 2010 39999.9991059303 2011 29999.999329447703 2012 29999.999329447703 2013 59999.9986588955 2014 70000.0002980232 2015 50000.0007450581 2016 39999.9991059303 2017 39999.9991059303 2018 79999.9982118607 2019 310000.002384186 2020 500000 2021 479999.989271164 2022 340000.00357627904