Year	National currency per current international dollar (Units)
1980	0.534
1981	0.484
1982	0.485
1983	0.552
1984	0.532
1985	0.568
1986	0.593
1987	0.620
1988	0.570
1989	0.574
1990	0.582
1991	0.675
1992	0.841
1993	0.852
1994	0.865
1995	0.832
1996	0.919
1997	0.927
1998	0.968
1999	0.999
2000	0.987
2001	0.968
2002	1.030
2003	1.105
2004	1.034
2005	1.043
2006	0.957
2007	1.000
2008	1.074
2009	1.089
2010	1.066
2011	1.066
2012	1.041
2013	0.993
2014	1.024
2015	1.047
2016	1.055
2017	1.046
2018	1.062
2019	1.010
2020	1.041
2021	1.090
2022	0.993
2023	0.991
2024	1.022
2025	1.029
2026	1.029
2027	1.029
2028	1.028
2029	1.028