Year current US$ 2005 0 2006 0 2007 0 2008 4280000.20980835 2009 3730000.01907349 2010 3430000.0667572 2011 0 2012 9999.99977648258 2013 9999.99977648258 2014 0 2015 0 2016 0 2017 0 2018 0 2019 0 2020 0 2021 0