Year current US$ 1993 19999.9995529652 1995 19999.9995529652 1996 19999.9995529652 1997 39999.999105930285 1998 0 1999 79999.9982118607 2000 39999.999105930365 2001 39999.999105930365 2002 189999.9957531688 2003 90000.0035762787 2004 39999.9991059303 2005 29999.999329447703 2008 39999.9991059303 2009 59999.9986588955 2010 29999.999329447783 2011 159999.99642372102 2013 29999.999329447703 2014 129999.995231628 2015 109999.999403954 2020 2189999.9659508495 2021 39999.999105930285 2022 299999.9895691873