Year	National currency per current international dollar (Units)
1980	0.897
1981	0.874
1982	0.867
1983	0.865
1984	0.873
1985	0.872
1986	0.878
1987	0.875
1988	0.897
1989	0.888
1990	0.882
1991	0.884
1992	0.895
1993	0.898
1994	0.901
1995	0.899
1996	0.891
1997	0.887
1998	0.881
1999	0.871
2000	0.863
2001	0.861
2002	0.857
2003	0.852
2004	0.844
2005	0.839
2006	0.829
2007	0.825
2008	0.826
2009	0.836
2010	0.833
2011	0.831
2012	0.814
2013	0.797
2014	0.799
2015	0.799
2016	0.777
2017	0.770
2018	0.767
2019	0.766
2020	0.777
2021	0.758
2022	0.746
2023	0.779
2024	0.791
2025	0.798
2026	0.800
2027	0.802
2028	0.803
2029	0.805