Year	National currency per current international dollar
1980	1.619
1981	1.695
1982	1.525
1983	1.32
1984	1.138
1985	1.187
1986	0.886
1987	0.903
1988	0.799
1989	0.771
1990	1.213
1991	1.115
1992	1.088
1993	1.008
1994	1.003
1995	1.059
1996	1.109
1997	1.046
1998	0.844
1999	0.964
2000	1.251
2001	1.163
2002	1.18
2003	1.357
2004	1.495
2005	1.892
2006	1.99
2007	2.151
2008	2.593
2009	1.95
2010	2.088
2011	2.419
2012	2.524
2013	2.527
2014	2.475
2015	1.853
2016	1.684
2017	1.79
2018	1.975
2019	1.9
2020	1.902
2021	1.884
2022	1.885
2023	1.892
2024	1.908