Year current US$ 2006 119999.997317791 2007 129999.995231628 2008 9999.99977648258 2009 159999.99642372102 2010 150000.005960464 2011 19999.9995529652 2012 9999.99977648258 2013 9999.99977648258 2014 0 2015 9999.99977648258 2016 9999.99977648258 2017 0 2018 59999.9986588955 2019 50000.0007450581 2020 79999.9982118607 2021 39999.9991059303 2022 109999.999403954