Year current US$ 1976 9999.99977648258 1982 19999.9995529652 1983 1059999.9427795399 1984 560000.002384186 1985 490000.009536743 1991 9999.99977648258 1992 9999.99977648258 1993 9999.99977648258 1994 39999.9991059303 2000 9999.99977648258 2007 9999.99977648258 2009 90000.0035762787 2010 70000.0002980232 2011 779999.971389771 2012 529999.971389771 2013 1179999.94754791 2014 200000.00298023198 2015 449999.988079071 2016 180000.00715255702 2017 680000.007152557 2018 360000.01430511504 2019 370000.00476837205 2020 270000.010728836 2021 219999.998807907 2022 9999.99977648258