Year current US$ 1977 19999.9995529652 1978 9999.99977648258 1982 19999.9995529652 1983 29999.999329447703 1992 29999.999329447703 2000 59999.9986588955 2007 59999.9986588955 2009 159999.99642372102 2010 430000.00715255697 2011 1049999.95231628 2012 2269999.98092651 2013 1769999.98092651 2014 50000.0007450581 2015 200000.00298023198 2016 129999.995231628 2017 90000.0035762787 2018 90000.0035762787 2019 0 2020 0 2021 19999.9995529652 2022 9999.99977648258