Year	National currency per current international dollar (Units)
1980	1.138
1981	1.095
1982	1.034
1983	1.142
1984	1.281
1985	1.465
1986	1.636
1987	3.372
1988	4.034
1989	11.153
1990	16.931
1991	38.027
1992	41.725
1993	46.585
1994	53.807
1995	58.335
1996	58.892
1997	58.682
1998	59.012
1999	66.261
2000	67.711
2001	66.809
2002	68.463
2003	70.342
2004	71.778
2005	73.924
2006	75.772
2007	81.616
2008	88.499
2009	88.890
2010	93.496
2011	100.269
2012	104.888
2013	102.278
2014	101.929
2015	102.838
2016	106.230
2017	105.353
2018	100.019
2019	101.281
2020	73.675
2021	82.165
2022	89.697
2023	76.377
2024	69.187
2025	64.047
2026	61.399
2027	51.523
2028	46.234
2029	42.138