Year current US$ 2005 679999.9997019763 2006 1090000.020340085 2007 2069999.9798089263 2008 2339999.912306666 2009 1109999.9994039538 2010 949999.9806284893 2011 399999.99850988324 2012 269999.9958276743 2013 449999.9918043608 2014 439999.99761581444 2015 439999.995753169 2016 249999.99999999983 2017 229999.9967217445 2018 240000.0002235173 2019 1870000.0457465602 2020 219999.99694526196 2021 159999.99828636652 2022 179999.9959766865