Year current US$ 1997 9999.99977648258 1998 19999.9995529652 1999 70000.0002980232 2000 19999.9995529652 2002 9999.99977648258 2003 219999.998807907 2004 29999.999329447703 2005 70000.0002980232 2006 79999.9982118607 2007 79999.9982118607 2008 70000.0002980232 2009 200000.00298023198 2010 119999.997317791 2011 119999.997317791 2012 59999.9986588955 2013 50000.0007450581 2014 29999.999329447703 2015 39999.9991059303 2016 19999.9995529652 2017 19999.9995529652 2018 0 2019 0 2020 0