Year current US$ 2008 819999.9928474422 2009 499999.9981373545 2010 1359999.9733269215 2011 1499999.9962747095 2012 659999.9945610759 2013 569999.9965727332 2014 439999.99016523326 2015 409999.9926984308 2016 399999.99478459323 2017 439999.9957531687 2018 579999.9963492146 2019 550000.0044703478 2020 240000.0002235173 2021 3869999.947026379 2022 22830000.91649588