Year current US$ 2007 9999.99977648258 2010 9999.99977648258 2011 9999.99977648258 2012 29999.999329447703 2013 19999.9995529652 2015 9999.99977648258 2017 9999.99977648258 2020 9999.99977648258 2021 9999.99977648258 2022 0