Year National currency per current international dollar 2000 0.312 2001 0.307 2002 0.297 2003 0.331 2004 0.372 2005 0.36 2006 0.38 2007 0.401 2008 0.467 2009 0.451 2010 0.474 2011 0.517 2012 0.531 2013 0.54 2014 0.539 2015 0.537 2016 0.56 2017 0.537 2018 0.514 2019 0.498 2020 0.48 2021 0.471 2022 0.492 2023 0.493 2024 0.494