Year current US$ 2005 18130000.684410326 2006 15579999.551176997 2007 17880000.30443074 2008 660000.026226043 2009 169999.99992549408 2010 2029999.982565646 2011 2260000.018402937 2012 2559999.966993924 2013 2429999.9903887524 2014 1730000.011622906 2015 1580000.0522285723 2016 2429999.884217982 2017 3129999.9933689833 2018 2259999.9736994463 2019 3269999.9213218647