Year current US$ 2006 79999.9982118607 2007 100000.00149011599 2010 109999.999403954 2011 129999.995231628 2012 70000.0002980232 2013 310000.002384186 2014 280000.001192093 2015 270000.010728836 2016 209999.993443489 2017 209999.993443489 2018 400000.00596046395 2019 310000.002384186 2020 230000.004172325 2021 1340000.0333786 2022 289999.99165535