Year current US$ 2007 9999.99977648258 2008 19999.9995529652 2009 319999.99284744303 2010 170000.00178813902 2011 159999.99642372102 2012 829999.983310699 2013 70000.0002980232 2014 39999.9991059303 2015 1509999.9904632599 2016 1070000.05245209 2017 1240000.0095367401 2018 3569999.9332428 2019 4000000 2020 3789999.96185303 2021 4219999.79019165 2022 5420000.07629395