Year	National currency per current international dollar (Units)
1980	0.742
1981	0.714
1982	0.749
1983	0.853
1984	1.061
1985	1.265
1986	1.341
1987	1.370
1988	1.643
1989	1.815
1990	2.661
1991	3.941
1992	7.199
1993	9.380
1994	11.983
1995	14.668
1996	17.063
1997	18.479
1998	19.976
1999	21.074
2000	22.812
2001	24.067
2002	26.191
2003	28.669
2004	31.508
2005	34.054
2006	35.958
2007	38.968
2008	43.414
2009	47.711
2010	51.751
2011	53.805
2012	56.475
2013	59.334
2014	62.760
2015	65.295
2016	65.904
2017	67.582
2018	69.410
2019	70.382
2020	71.871
2021	73.824
2022	77.794
2023	81.963
2024	84.375
2025	86.861
2026	89.315
2027	91.835
2028	94.423
2029	97.066