Year current US$ 2005 109999.999403954 2006 29999.999329447703 2007 39999.9991059303 2013 170000.00178813902 2014 360000.01430511504 2016 250000 2017 200000.00298023198 2018 180000.00715255702 2020 170000.00178813902 2021 50000.0007450581 2022 100000.00149011599