Year current US$ 2005 59999.9986588955 2006 119999.997317791 2007 219999.998807907 2008 109999.999403954 2009 180000.00715255702 2010 150000.005960464 2011 189999.99761581398 2012 140000.000596046 2013 159999.99642372102 2014 109999.999403954 2015 19999.9995529652 2016 90000.0035762787 2017 90000.0035762787 2018 129999.995231628 2019 180000.00715255702 2020 90000.0035762787 2021 759999.990463257 2022 610000.014305115