Year current US$ 2005 39999.9991059303 2006 29999.999329447703 2007 29999.999329447703 2008 70000.0002980232 2009 50000.0007450581 2010 79999.9982118607 2011 430000.00715255697 2012 29999.999329447703 2013 50000.0007450581 2014 70000.0002980232 2015 59999.9986588955 2016 18129999.1607666 2017 28709999.084472697 2018 15850000.3814697 2019 13439999.5803833 2020 13069999.6948242 2021 9380000.11444092 2022 8699999.80926514