Year current US$ 2007 639999.985694885 2008 449999.988079071 2010 79999.9982118607 2011 639999.985694885 2012 400000.00596046395 2013 239999.994635582 2014 289999.99165535 2015 70000.0002980232 2016 579999.983310699 2017 9999.99977648258 2018 300000.011920929 2019 70000.0002980232 2020 100000.00149011599 2021 1269999.98092651 2022 59999.9986588955