Year	National currency per current international dollar
1980	0.638
1981	0.627
1982	0.578
1983	0.593
1984	0.611
1985	0.608
1986	0.619
1987	0.721
1988	0.719
1989	0.7
1990	0.671
1991	0.716
1992	0.744
1993	0.76
1994	0.792
1995	0.782
1996	0.859
1997	0.878
1998	0.938
1999	0.965
2000	0.968
2001	1.005
2002	1.038
2003	1.046
2004	1.036
2005	1.01
2006	0.978
2007	1.011
2008	1.074
2009	1.068
2010	1.068
2011	1.066
2012	1.042
2013	1.025
2014	1.053
2015	1.078
2016	1.069
2017	1.055
2018	1.051
2019	1.055
2020	1.058
2021	1.062
2022	1.066
2023	1.07
2024	1.077