Year current US$ 1994 50000.0007450581 1998 460000.00834465 1999 460000.00834465 2005 19999.9995529652 2006 430000.00715255697 2007 11520000.4577637 2008 10180000.3051758 2009 9659999.84741211 2013 0 2014 0 2015 0 2016 0 2017 0 2018 0 2020 0