Year	National currency per current international dollar (Units)
1980	0.936
1981	0.825
1982	0.777
1983	0.781
1984	0.567
1985	0.611
1986	0.653
1987	0.716
1988	0.767
1989	0.790
1990	0.791
1991	0.847
1992	0.925
1993	0.971
1994	0.960
1995	0.894
1996	0.904
1997	0.888
1998	0.902
1999	0.949
2000	0.954
2001	0.979
2002	1.038
2003	1.134
2004	1.196
2005	1.252
2006	1.437
2007	1.461
2008	1.499
2009	1.564
2010	1.665
2011	1.639
2012	1.676
2013	1.609
2014	1.582
2015	1.650
2016	1.684
2017	1.748
2018	1.796
2019	1.902
2020	1.799
2021	1.686
2022	1.710
2023	1.815
2024	1.875
2025	1.919
2026	1.948
2027	1.973
2028	2.002
2029	2.027