Year	National currency per current international dollar (Units)
1980	1.058
1981	1.019
1982	1.011
1983	0.994
1984	0.973
1985	0.960
1986	0.942
1987	0.916
1988	0.883
1989	0.861
1990	0.843
1991	0.841
1992	0.842
1993	0.836
1994	0.836
1995	0.832
1996	0.826
1997	0.833
1998	0.841
1999	0.840
2000	0.850
2001	0.866
2002	0.885
2003	0.886
2004	0.874
2005	0.864
2006	0.859
2007	0.854
2008	0.857
2009	0.854
2010	0.852
2011	0.836
2012	0.824
2013	0.798
2014	0.809
2015	0.810
2016	0.796
2017	0.778
2018	0.780
2019	0.790
2020	0.795
2021	0.782
2022	0.771
2023	0.801
2024	0.797
2025	0.801
2026	0.802
2027	0.803
2028	0.804
2029	0.806