Year	National currency per current international dollar
1980	1.206
1981	1.168
1982	1.149
1983	1.14
1984	1.109
1985	1.06
1986	1.026
1987	1.007
1988	1.026
1989	1.028
1990	1.037
1991	1.048
1992	1.035
1993	1.045
1994	1.061
1995	1.073
1996	1.07
1997	1.062
1998	1.036
1999	0.982
2000	0.996
2001	0.953
2002	0.926
2003	0.894
2004	0.907
2005	0.9
2006	0.888
2007	0.916
2008	0.885
2009	0.909
2010	0.898
2011	0.891
2012	0.879
2013	0.862
2014	0.845
2015	0.865
2016	0.864
2017	0.867
2018	0.861
2019	0.856
2020	0.85
2021	0.844
2022	0.839
2023	0.833
2024	0.828