Year current US$ 2006 9999.99977648258 2007 19999.9995529652 2010 79999.9982118607 2011 19999.9995529652 2014 490000.009536743 2019 9999.99977648258 2020 19999.9995529652 2021 70000.0002980232 2022 39999.9991059303