Year current US$ 1990 39999.9991059303 1991 550000.011920929 2002 9999.99977648258 2003 39999.9991059303 2008 9999.99977648258 2011 2289999.96185303 2012 319999.99284744303 2013 349999.99403953605 2014 1129999.99523163 2015 769999.980926514 2016 300000.011920929 2017 340000.00357627904 2018 300000.011920929 2019 779999.971389771 2020 660000.026226044 2021 819999.992847443 2022 839999.973773956