Year current US$ 1972 9999.99977648258 1973 9999.99977648258 1974 50000.0007450581 1975 9999.99977648258 1995 19999.9995529652 1996 9999.99977648258 1997 9999.99977648258 2000 9999.99977648258 2002 9999.99977648258 2003 19999.9995529652 2004 29999.999329447703 2006 29999.999329447703 2007 39999.9991059303 2008 29999.999329447703 2009 39999.9991059303 2010 39999.9991059303 2011 9999.99977648258 2014 29999.999329447703 2015 100000.00149011599 2016 70000.0002980232 2017 70000.0002980232 2018 159999.99642372102 2019 50000.0007450581 2020 29999.999329447703 2021 9999.99977648258