Year current US$ 2005 -81129367.9784417 2006 59125050.6942638 2007 257847174.18252 2008 421514385.984416 2009 80052379.8075652 2010 39788415.4298382 2011 91793877.7149944 2012 -496522923.744827 2013 -520096865.314754 2014 -1179545981.36002 2015 -876713317.582529 2016 -1205512249.49654 2017 -897342856.990262 2018 -867067394.486588 2019 -318452243.013866 2020 -765439445.699331 2021 -1239366948.92804