Year current US$ 1980 9999.99977648258 1981 9999.99977648258 1989 9999.99977648258 1990 9999.99977648258 1991 9999.99977648258 1992 29999.999329447703 1993 19999.9995529652 1995 39999.9991059303 1996 39999.9991059303 1999 9999.99977648258 2001 39999.9991059303 2005 19999.9995529652 2006 100000.00149011599 2007 29999.999329447703 2008 129999.995231628 2009 19999.9995529652 2010 19999.9995529652 2011 90000.0035762787 2012 39999.9991059303 2013 50000.0007450581 2016 0 2018 50000.0007450581 2019 79999.9982118607 2020 100000.00149011599 2021 29999.999329447703 2022 19999.9995529652