Year current US$ 2005 819999.9704957018 2006 979999.974370003 2007 2490000.009536744 2008 1099999.9940395358 2009 1459999.9785423276 2010 1619999.9675154681 2011 1239999.994635582 2012 1258764.6339088716 2013 1602791.1007404309 2014 1007266.1936283109 2015 1209876.999258995 2016 1009107.5953096147 2017 873499.9882872212 2018 547378.212213516 2019 967547.699809075 2022 311760.0120604037