Year current US$ 2005 209999.993443489 2006 189999.99761581398 2007 140000.000596046 2008 289999.99165535 2009 280000.001192093 2010 330000.013113022 2011 0 2013 9999.99977648258 2014 19999.9995529652 2015 9999.99977648258 2016 9999.99977648258 2017 129999.995231628