Year current US$ 2005 750000 2006 769999.980926514 2007 2329999.92370605 2008 1590000.0333786 2009 1990000.0095367401 2010 1600000.02384186 2011 1750000 2012 1770872.47371674 2013 1751628.39889526 2014 1261555.07564545 2015 882627.010345459 2016 820571.8994140631 2017 774900.019168854 2018 409196.70462608297 2019 1131139.9936676002 2022 20152.9990881681