Year current US$ 2005 9999.99977648258 2006 19999.9995529652 2007 300000.011920929 2008 70000.0002980232 2009 50000.0007450581 2010 50000.0007450581 2011 29999.999329447703 2012 9999.99977648258 2013 9999.99977648258 2014 19999.9995529652 2015 9999.99977648258 2016 0 2017 119999.997317791 2018 79999.9982118607 2020 680000.007152557 2021 17500000 2022 550000.011920929