Year current US$ 2005 9999.99977648258 2006 19999.9995529652 2007 19999.9995529652 2010 9999.99977648258 2011 490000.009536743 2012 90000.0035762787 2014 119999.997317791 2018 70000.0002980232 2019 100000.00149011599 2020 50000.0007450581 2021 1860000.01430511 2022 19999.9995529652