Year current US$ 2006 3630000.1144409203 2007 6519999.98092651 2008 9939999.5803833 2009 1120000.00476837 2010 629999.995231628 2011 540000.021457672 2012 589999.973773956 2013 170000.00178813902 2014 -300000.011920929 2015 -219999.998807907 2016 -230000.004172325 2017 -270000.010728836 2018 -540000.021457672 2019 -670000.016689301 2020 -259999.990463257 2021 620000.004768372 2022 5070000.17166138