Year current US$ 2005 50000.0007450581 2006 9999.99977648258 2007 70000.0002980232 2008 150000.005960464 2009 70000.0002980232 2010 59999.9986588955 2011 39999.9991059303 2012 19999.9995529652 2013 29999.999329447703 2014 39999.9991059303 2015 59999.9986588955 2016 39999.9991059303 2017 1559999.9427795399 2018 2900000.09536743 2019 660000.026226044 2020 980000.019073486 2021 800000.011920929 2022 1639999.98569489