Year National currency per current international dollar 1992 0.288 1993 0.332 1994 0.358 1995 0.393 1996 0.429 1997 0.458 1998 0.486 1999 0.511 2000 0.527 2001 0.56 2002 0.593 2003 0.615 2004 0.619 2005 0.61 2006 0.605 2007 0.614 2008 0.629 2009 0.645 2010 0.631 2011 0.625 2012 0.616 2013 0.616 2014 0.609 2015 0.609 2016 0.607 2017 0.605 2018 0.604 2019 0.603 2020 0.6 2021 0.599 2022 0.598 2023 0.597 2024 0.596