Year current US$ 2009 9999.99977648258 2012 90000.0035762787 2014 29999.999329447703 2016 50000.0007450581 2017 180000.00715255702 2018 29999.999329447703 2019 9999.99977648258 2020 9999.99977648258 2021 19999.9995529652 2022 29999.999329447703