Year National currency per current international dollar 2000 8.933 2001 16.542 2002 19.223 2003 21.249 2004 22.572 2005 25.286 2006 27.575 2007 29.191 2008 31.235 2009 33.444 2010 34.953 2011 37.288 2012 38.854 2013 40.141 2014 40.414 2015 40.719 2016 40.868 2017 41.327 2018 41.333 2019 41.943 2020 42.503 2021 43.032 2022 43.614 2023 44.148 2024 44.672