Year current US$ 2008 50000.0007450581 2009 9999.99977648258 2010 59999.9986588955 2012 19999.9995529652 2013 19999.9995529652 2014 19999.9995529652 2015 19999.9995529652 2016 29999.999329447703 2017 19999.9995529652 2018 19999.9995529652 2019 29999.999329447703 2020 0 2021 19999.9995529652