Year US Dollars 1994 -27417687.48133 1995 -130381437.33364 1996 -246901150.75751 1997 -151920806.39026 1998 -248160678.8035 1999 -329983207.70519 2000 -451516555.22695 2001 -591606829.32233 2002 -446608511.79921 2003 -536502271.14275 2004 -232239699.51244 2005 -81557141.25686 2006 934962754.29491 2007 198333516.55215 2008 -289469872.12003 2009 364908721.58697 2010 1246523941.54802 2011 1109099512.41591 2012 271637557.55444 2013 -1018495524.37962 2014 -656692887.79092 2015 -1182161108.35535 2016 -693442972.67421 2017 -296234045.90577