Year current US$ 2005 129999.995231628 2006 1129999.99523163 2007 1049999.95231628 2008 2230000.01907349 2009 1529999.97138977 2010 720000.028610229 2011 680000.007152557 2012 560000.002384186 2013 79999.9982118607