Year National currency per current international dollar (Units) 1990 1.211 1991 1.313 1992 1.408 1993 1.534 1994 1.775 1995 1.905 1996 2.150 1997 2.261 1998 2.422 1999 2.548 2000 2.815 2001 3.028 2002 3.243 2003 3.238 2004 3.383 2005 3.392 2006 3.545 2007 3.930 2008 4.277 2009 4.547 2010 4.652 2011 4.732 2012 5.212 2013 5.400 2014 5.666 2015 5.932 2016 6.414 2017 7.021 2018 7.167 2019 7.114 2020 7.347 2021 7.163 2022 7.175 2023 7.404 2024 7.610 2025 7.894 2026 8.173 2027 8.402 2028 8.634 2029 8.873