Year National currency per current international dollar (Units) 1980 1.345 1981 1.379 1982 1.427 1983 1.450 1984 1.473 1985 1.478 1986 1.513 1987 1.585 1988 1.573 1989 1.617 1990 1.617 1991 1.634 1992 1.632 1993 1.677 1994 1.678 1995 1.660 1996 1.672 1997 1.659 1998 1.783 1999 1.836 2000 1.771 2001 1.772 2002 1.760 2003 1.746 2004 1.799 2005 1.861 2006 1.886 2007 1.991 2008 1.986 2009 1.941 2010 1.991 2011 2.019 2012 2.123 2013 2.146 2014 2.173 2015 2.131 2016 2.119 2017 2.203 2018 2.219 2019 2.290 2020 2.306 2021 2.312 2022 2.241 2023 2.266 2024 2.292 2025 2.320 2026 2.341 2027 2.363 2028 2.385 2029 2.403