Year current US$ 2005 370000.00476837205 2006 159999.99642372102 2007 330000.013113022 2008 490000.009536743 2009 589999.973773956 2010 479999.989271164 2011 509999.99046325695 2012 539867.579936981 2013 524441.89786911 2014 483761.101961136 2015 503579.9741745 2016 468666.702508926 2017 454800.009727478 2018 54095.3017771244 2019 537907.1831703191 2022 29740.0001436472