Year current US$ 1992 9999.99977648258 1993 9999.99977648258 1994 29999.999329447703 1995 90000.0035762787 1996 29999.999329447703 1997 29999.999329447703 1998 19999.9995529652 1999 19999.9995529652 2000 170000.00178813902 2001 29999.999329447703 2002 140000.000596046 2003 119999.997317791 2004 140000.000596046 2005 29999.999329447703 2006 29999.999329447703 2007 50000.0007450581 2008 439999.997615814 2009 50000.0007450581 2010 90000.0035762787 2011 250000 2012 259999.990463257 2013 189999.99761581398 2014 639999.985694885 2015 370000.00476837205 2016 239999.994635582 2017 360000.01430511504 2018 140000.000596046 2019 159999.99642372102 2020 1070000.05245209 2021 1590000.0333786 2022 140000.000596046