Year National currency per current international dollar 1980 3.212 1981 2.976 1982 2.859 1983 2.777 1984 2.598 1985 2.483 1986 2.209 1987 2.172 1988 2.117 1989 2.037 1990 1.963 1991 3.779 1992 10.113 1993 41.381 1994 66.575 1995 104.51 1996 113.722 1997 136.023 1998 131.91 1999 144.182 2000 157.953 2001 168.234 2002 175.161 2003 188.7 2004 216.006 2005 217.591 2006 258.572 2007 284.943 2008 342.863 2009 349.318 2010 476.329 2011 537.127 2012 594.394 2013 601.132 2014 633.914 2015 638.076 2016 645.244 2017 700.598 2018 738.706 2019 781.946 2020 821.085 2021 857.815 2022 894.314 2023 930.272 2024 971.335