Year current US$ 2005 9590000.15258789 2006 6940000.05722046 2007 5170000.07629395 2008 8600000.38146973 2009 5000000 2010 5679999.82833862 2011 6900000.09536743 2012 8159999.847412109 2013 8119999.88555908 2014 8170000.076293951 2015 9710000.03814697 2016 9519999.504089361 2017 8840000.15258789 2018 8689999.5803833 2019 12429999.3515015 2020 28110000.6103516 2021 19309999.4659424 2022 26209999.902173873