Year National currency per current international dollar (Units) 1990 2.532 1991 2.852 1992 3.065 1993 3.351 1994 3.645 1995 3.672 1996 3.672 1997 4.046 1998 4.740 1999 4.897 2000 5.092 2001 5.270 2002 5.538 2003 5.674 2004 6.130 2005 6.811 2006 7.538 2007 7.992 2008 8.681 2009 8.597 2010 10.392 2011 11.968 2012 12.154 2013 12.042 2014 11.821 2015 11.781 2016 11.522 2017 11.126 2018 11.372 2019 11.780 2020 12.383 2021 12.725 2022 12.155 2023 11.904 2024 12.024 2025 12.095 2026 12.193 2027 12.137 2028 12.139 2029 12.016