Year current US$ 2005 379999.99523162795 2006 389999.98569488496 2007 340000.00357627904 2008 379999.99523162795 2009 439999.997615814 2010 639999.985694885 2011 1129999.99523163 2012 439215.511083603 2013 627395.033836365 2014 506383.836269379 2015 554946.005344391 2016 488725.81124305696 2017 422500.01430511504 2018 73904.7974348068 2019 469681.859016418