Year National currency per current international dollar (Units) 1980 1.456 1981 1.365 1982 1.340 1983 1.329 1984 1.241 1985 1.590 1986 1.476 1987 1.352 1988 1.346 1989 1.368 1990 1.364 1991 1.572 1992 1.781 1993 1.968 1994 1.978 1995 2.184 1996 2.129 1997 2.108 1998 2.092 1999 2.085 2000 2.084 2001 1.938 2002 1.837 2003 2.031 2004 2.091 2005 2.212 2006 2.378 2007 2.705 2008 3.445 2009 4.201 2010 4.290 2011 5.036 2012 6.641 2013 7.081 2014 7.144 2015 7.767 2016 8.056 2017 8.521 2018 9.284 2019 10.242 2020 11.952 2021 13.837 2022 17.238 2023 21.982 2024 27.511 2025 32.718 2026 37.328 2027 41.790 2028 46.472 2029 51.202