Year	National currency per current international dollar
1980	1.572
1981	1.461
1982	1.441
1983	1.49
1984	1.527
1985	1.598
1986	1.654
1987	1.706
1988	1.722
1989	1.797
1990	1.787
1991	1.861
1992	1.9
1993	1.905
1994	2.008
1995	1.982
1996	2.01
1997	2.005
1998	2.033
1999	2.055
2000	1.974
2001	1.972
2002	1.956
2003	1.861
2004	1.881
2005	1.798
2006	1.786
2007	1.766
2008	1.758
2009	1.885
2010	1.868
2011	1.861
2012	1.79
2013	1.827
2014	1.788
2015	1.86
2016	1.948
2017	1.922
2018	1.906
2019	1.902
2020	1.896
2021	1.892
2022	1.891
2023	1.89
2024	1.888