Year current US$ 2005 230000.004172325 2006 39999.9991059303 2007 100000.00149011599 2008 170000.00178813902 2009 150000.005960464 2010 39999.9991059303 2011 19999.9995529652 2012 39999.9991059303 2013 29999.999329447703 2014 9999.99977648258 2016 0 2017 9999.99977648258 2018 29999.999329447703 2019 50000.0007450581 2020 29999.999329447703 2021 9999.99977648258 2022 29999.999329447703