Year current US$ 1995 315776289.453189 1996 247960960.398927 1997 257624773.69456 1998 330619802.536898 1999 240079864.773545 2000 311071383.999853 2001 236631319.452167 2002 101426009.809305 2003 159108899.366732 2004 238788110.953396 2005 -205527532.713694 2006 150804766.278747 2007 -138028171.614651 2008 230912362.484289 2009 126722805.771542 2010 -26363449.4405688 2011 -214747222.896314 2012 122638.968583003 2013 22412915.747703 2014 110086610.773646 2015 232877793.785539 2016 235859727.696031 2017 213683265.92503 2018 124243843.184399 2019 274028225.479338 2020 -68089535.2150478 2021 214238562.698475