Year current US$ 2006 2299999.95231628 2007 3299999.95231628 2008 3299999.95231628 2009 3900000.09536743 2010 4300000.19073486 2011 4900000.09536743 2012 4900000.09536743 2013 3400000.09536743 2014 3200000.04768372 2015 2000000 2016 2799999.95231628 2017 4099999.90463257 2018 3400000.09536743 2019 3200000.04768372 2020 29999.999329447703